feat(tenpayv3): 新增境外支付融合钱包订单相关接口

src/SKIT.FlurlHttpClient.Wechat.TenpayV2/Events/OrderEvent.cs

@@ -211,10 +211,11 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV2.Events
         public DateTimeOffset? EndTime { get; set; }
 
         /// <summary>
-        /// 获取或设置汇率字符串（格式：外币兑换人民币的比例乘以 10 的 8 次方）。
+        /// 获取或设置汇率（格式：外币兑换人民币的比例乘以 10 的 8 次方）。
         /// </summary>
         [Newtonsoft.Json.JsonProperty("rate")]
         [System.Text.Json.Serialization.JsonPropertyName("rate")]
-        public string? ExchangeRateString { get; set; }
+        [System.Text.Json.Serialization.JsonNumberHandling(System.Text.Json.Serialization.JsonNumberHandling.AllowReadingFromString)]
+        public long? ExchangeRate { get; set; }
     }
 }

src/SKIT.FlurlHttpClient.Wechat.TenpayV2/Models/Pay/ExchangeRate/GetPayExchangeRateResponse.cs

@@ -41,10 +41,11 @@
         public string DateString { get; set; } = default!;
 
         /// <summary>
-        /// 获取或设置汇率字符串（格式：外币兑换人民币的比例乘以 10 的 8 次方）。
+        /// 获取或设置汇率（格式：外币兑换人民币的比例乘以 10 的 8 次方）。
         /// </summary>
         [Newtonsoft.Json.JsonProperty("rate")]
         [System.Text.Json.Serialization.JsonPropertyName("rate")]
-        public string ExchangeRateString { get; set; } = default!;
+        [System.Text.Json.Serialization.JsonNumberHandling(System.Text.Json.Serialization.JsonNumberHandling.AllowReadingFromString)]
+        public long? ExchangeRate { get; set; } = default!;
     }
 }

src/SKIT.FlurlHttpClient.Wechat.TenpayV2/Models/Pay/Settlement/GetPaySettlementRequest.cs

@@ -31,7 +31,7 @@
         /// </summary>
         [Newtonsoft.Json.JsonProperty("usetag")]
         [System.Text.Json.Serialization.JsonPropertyName("usetag")]
-        public int SettlementStatus { get; set; }
+        public int SettleState { get; set; }
 
         /// <summary>
         /// 获取或设置交易开始日期字符串（格式：yyyyMMdd）。

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Events/HKPartnerTransactions/HKPartnerTransactionResource.cs

@@ -0,0 +1,132 @@
+using System;
+
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Events
+{
+    /// <summary>
+    /// <para>表示 TRANSACTION.SUCCESS （仅限服务商 For HK）通知的数据。</para>
+    /// </summary>
+    public class HKPartnerTransactionResource : WechatTenpayEvent.Types.IDecryptedResource
+    {
+        public static class Types
+        {
+            public class Payer : Models.GetHKPartnerTransactionByOutTradeNumberResponse.Types.Payer
+            {
+            }
+
+            public class Amount : Models.GetHKPartnerTransactionByOutTradeNumberResponse.Types.Amount
+            {
+            }
+
+            public class Promotion : Models.GetHKPartnerTransactionByOutTradeNumberResponse.Types.Promotion
+            {
+            }
+        }
+
+        /// <summary>
+        /// 获取或设置服务商商户号。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("sp_mchid")]
+        [System.Text.Json.Serialization.JsonPropertyName("sp_mchid")]
+        public string MerchantId { get; set; } = default!;
+
+        /// <summary>
+        /// 获取或设置服务商 AppId。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("sp_appid")]
+        [System.Text.Json.Serialization.JsonPropertyName("sp_appid")]
+        public string AppId { get; set; } = default!;
+
+        /// <summary>
+        /// 获取或设置子商户号。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("sub_mchid")]
+        [System.Text.Json.Serialization.JsonPropertyName("sub_mchid")]
+        public string SubMerchantId { get; set; } = default!;
+
+        /// <summary>
+        /// 获取或设置子商户 AppId。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("sub_appid")]
+        [System.Text.Json.Serialization.JsonPropertyName("sub_appid")]
+        public string? SubAppId { get; set; }
+
+        /// <summary>
+        /// 获取或设置商户订单号。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("out_trade_no")]
+        [System.Text.Json.Serialization.JsonPropertyName("out_trade_no")]
+        public string OutTradeNumber { get; set; } = default!;
+
+        /// <summary>
+        /// 获取或设置微信支付订单号。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("id")]
+        [System.Text.Json.Serialization.JsonPropertyName("id")]
+        public string TransactionId { get; set; } = default!;
+
+        /// <summary>
+        /// 获取或设置交易类型。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("trade_type")]
+        [System.Text.Json.Serialization.JsonPropertyName("trade_type")]
+        public string TradeType { get; set; } = default!;
+
+        /// <summary>
+        /// 获取或设置交易状态。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("trade_state")]
+        [System.Text.Json.Serialization.JsonPropertyName("trade_state")]
+        public string TradeState { get; set; } = default!;
+
+        /// <summary>
+        /// 获取或设置交易状态描述。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("trade_state_desc")]
+        [System.Text.Json.Serialization.JsonPropertyName("trade_state_desc")]
+        public string TradeStateDescription { get; set; } = default!;
+
+        /// <summary>
+        /// 获取或设置付款银行类型。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("bank_type")]
+        [System.Text.Json.Serialization.JsonPropertyName("bank_type")]
+        public string? BankType { get; set; }
+
+        /// <summary>
+        /// 获取或设置附加数据。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("attach")]
+        [System.Text.Json.Serialization.JsonPropertyName("attach")]
+        public string? Attachment { get; set; }
+
+        /// <summary>
+        /// 获取或设置支付完成时间。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("success_time")]
+        [Newtonsoft.Json.JsonConverter(typeof(Newtonsoft.Json.Converters.RFC3339DateTimeOffsetConverter))]
+        [System.Text.Json.Serialization.JsonPropertyName("success_time")]
+        [System.Text.Json.Serialization.JsonConverter(typeof(System.Text.Json.Converters.RFC3339DateTimeOffsetConverter))]
+        public DateTimeOffset SuccessTime { get; set; }
+
+        /// <summary>
+        /// 获取或设置支付者信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("payer")]
+        [System.Text.Json.Serialization.JsonPropertyName("payer")]
+        public Types.Payer? Payer { get; set; }
+
+        /// <summary>
+        /// 获取或设置金额信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("amount")]
+        [System.Text.Json.Serialization.JsonPropertyName("amount")]
+        public Types.Amount Amount { get; set; } = default!;
+
+        /// <summary>
+        /// 获取或设置优惠信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("promotion_detail")]
+        [System.Text.Json.Serialization.JsonPropertyName("promotion_detail")]
+        public Types.Promotion[]? PromotionList { get; set; }
+    }
+}

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Events/HKTransactions/HKTransactionResource.cs

@@ -0,0 +1,118 @@
+using System;
+
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Events
+{
+    /// <summary>
+    /// <para>表示 TRANSACTION.SUCCESS （仅限直连商户 For HK）通知的数据。</para>
+    /// </summary>
+    public class HKTransactionResource : WechatTenpayEvent.Types.IDecryptedResource
+    {
+        public static class Types
+        {
+            public class Payer : Models.GetHKTransactionByOutTradeNumberResponse.Types.Payer
+            {
+            }
+
+            public class Amount : Models.GetHKTransactionByOutTradeNumberResponse.Types.Amount
+            {
+            }
+
+            public class Promotion : Models.GetHKTransactionByOutTradeNumberResponse.Types.Promotion
+            {
+            }
+        }
+
+        /// <summary>
+        /// 获取或设置微信商户号。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("mchid")]
+        [System.Text.Json.Serialization.JsonPropertyName("mchid")]
+        public string MerchantId { get; set; } = default!;
+
+        /// <summary>
+        /// 获取或设置微信 AppId。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("appid")]
+        [System.Text.Json.Serialization.JsonPropertyName("appid")]
+        public string AppId { get; set; } = default!;
+
+        /// <summary>
+        /// 获取或设置商户订单号。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("out_trade_no")]
+        [System.Text.Json.Serialization.JsonPropertyName("out_trade_no")]
+        public string OutTradeNumber { get; set; } = default!;
+
+        /// <summary>
+        /// 获取或设置微信支付订单号。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("id")]
+        [System.Text.Json.Serialization.JsonPropertyName("id")]
+        public string TransactionId { get; set; } = default!;
+
+        /// <summary>
+        /// 获取或设置交易类型。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("trade_type")]
+        [System.Text.Json.Serialization.JsonPropertyName("trade_type")]
+        public string TradeType { get; set; } = default!;
+
+        /// <summary>
+        /// 获取或设置交易状态。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("trade_state")]
+        [System.Text.Json.Serialization.JsonPropertyName("trade_state")]
+        public string TradeState { get; set; } = default!;
+
+        /// <summary>
+        /// 获取或设置交易状态描述。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("trade_state_desc")]
+        [System.Text.Json.Serialization.JsonPropertyName("trade_state_desc")]
+        public string TradeStateDescription { get; set; } = default!;
+
+        /// <summary>
+        /// 获取或设置付款银行类型。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("bank_type")]
+        [System.Text.Json.Serialization.JsonPropertyName("bank_type")]
+        public string? BankType { get; set; }
+
+        /// <summary>
+        /// 获取或设置附加数据。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("attach")]
+        [System.Text.Json.Serialization.JsonPropertyName("attach")]
+        public string? Attachment { get; set; }
+
+        /// <summary>
+        /// 获取或设置支付完成时间。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("success_time")]
+        [Newtonsoft.Json.JsonConverter(typeof(Newtonsoft.Json.Converters.RFC3339DateTimeOffsetConverter))]
+        [System.Text.Json.Serialization.JsonPropertyName("success_time")]
+        [System.Text.Json.Serialization.JsonConverter(typeof(System.Text.Json.Converters.RFC3339DateTimeOffsetConverter))]
+        public DateTimeOffset SuccessTime { get; set; }
+
+        /// <summary>
+        /// 获取或设置支付者信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("payer")]
+        [System.Text.Json.Serialization.JsonPropertyName("payer")]
+        public Types.Payer Payer { get; set; } = default!;
+
+        /// <summary>
+        /// 获取或设置金额信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("amount")]
+        [System.Text.Json.Serialization.JsonPropertyName("amount")]
+        public Types.Amount Amount { get; set; } = default!;
+
+        /// <summary>
+        /// 获取或设置优惠信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("promotion_detail")]
+        [System.Text.Json.Serialization.JsonPropertyName("promotion_detail")]
+        public Types.Promotion[]? PromotionList { get; set; }
+    }
+}

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Extensions/WechatTenpayClientExecuteCertificatesExtensions.cs

@@ -15,6 +15,12 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3
         /// <para>异步调用 [GET] /certificates 接口。</para>
         /// <para>REF: https://pay.weixin.qq.com/wiki/doc/apiv3/wechatpay/wechatpay5_1.shtml </para>
         /// <para>REF: https://pay.weixin.qq.com/wiki/doc/apiv3_partner/wechatpay/wechatpay5_1.shtml </para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/fusion_wallet/QuickPay/chapter8_7.shtml </para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/fusion_wallet/In-AppPay/chapter8_7.shtml </para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/fusion_wallet/H5Payment/chapter8_7.shtml </para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/fusion_wallet/OfficialPayMent/chapter8_7.shtml </para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/fusion_wallet/MiniProgramPay/chapter8_7.shtml </para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/fusion_wallet/NativePay/chapter8_7.shtml </para>
         /// </summary>
         /// <param name="client"></param>
         /// <param name="request"></param>

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Extensions/WechatTenpayClientExecuteHKCustomsExtensions.cs

@@ -14,6 +14,7 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3
         /// <summary>
         /// <para>异步调用 [POST] /customs/orders 接口。</para>
         /// <para>REF: https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/declarecustom/chapter3_1.shtml </para>
+        /// <para><i>（请注意调用此接口需在构造 <see cref="WechatTenpayClient" /> 时指定特殊的 <see cref="WechatTenpayClientOptions.Endpoints"/>。）</i></para>
         /// </summary>
         /// <param name="client"></param>
         /// <param name="request"></param>
@@ -36,6 +37,7 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3
         /// <summary>
         /// <para>异步调用 [GET] /customs/orders 接口。</para>
         /// <para>REF: https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/declarecustom/chapter3_1.shtml </para>
+        /// <para><i>（请注意调用此接口需在构造 <see cref="WechatTenpayClient" /> 时指定特殊的 <see cref="WechatTenpayClientOptions.Endpoints"/>。）</i></para>
         /// </summary>
         /// <param name="client"></param>
         /// <param name="request"></param>
@@ -69,6 +71,7 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3
         /// <summary>
         /// <para>异步调用 [POST] /customs/redeclare 接口。</para>
         /// <para>REF: https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/declarecustom/chapter3_4.shtml </para>
+        /// <para><i>（请注意调用此接口需在构造 <see cref="WechatTenpayClient" /> 时指定特殊的 <see cref="WechatTenpayClientOptions.Endpoints"/>。）</i></para>
         /// </summary>
         /// <param name="client"></param>
         /// <param name="request"></param>
@@ -91,6 +94,7 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3
         /// <summary>
         /// <para>异步调用 [PATCH] /customs/orders 接口。</para>
         /// <para>REF: https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/declarecustom/chapter3_5.shtml </para>
+        /// <para><i>（请注意调用此接口需在构造 <see cref="WechatTenpayClient" /> 时指定特殊的 <see cref="WechatTenpayClientOptions.Endpoints"/>。）</i></para>
         /// </summary>
         /// <param name="client"></param>
         /// <param name="request"></param>
@@ -113,6 +117,7 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3
         /// <summary>
         /// <para>异步调用 [POST] /customs/verify-certificate 接口。</para>
         /// <para>REF: https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/declarecustom/chapter3_2.shtml </para>
+        /// <para><i>（请注意调用此接口需在构造 <see cref="WechatTenpayClient" /> 时指定特殊的 <see cref="WechatTenpayClientOptions.Endpoints"/>。）</i></para>
         /// </summary>
         /// <param name="client"></param>
         /// <param name="request"></param>

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Extensions/WechatTenpayClientExecuteHKMerchantsExtensions.cs

@@ -14,6 +14,7 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3
         /// <summary>
         /// <para>异步调用 [POST] /merchants 接口。</para>
         /// <para>REF: https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/Onborading_Sub_Merchant/chapter3_1.shtml </para>
+        /// <para><i>（请注意调用此接口需在构造 <see cref="WechatTenpayClient" /> 时指定特殊的 <see cref="WechatTenpayClientOptions.Endpoints"/>。）</i></para>
         /// </summary>
         /// <param name="client"></param>
         /// <param name="request"></param>
@@ -37,6 +38,7 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3
         /// <summary>
         /// <para>异步调用 [GET] /merchants/{sub_mchid} 接口。</para>
         /// <para>REF: https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/Onborading%20Sub%20Merchant/chapter3_2.shtml </para>
+        /// <para><i>（请注意调用此接口需在构造 <see cref="WechatTenpayClient" /> 时指定特殊的 <see cref="WechatTenpayClientOptions.Endpoints"/>。）</i></para>
         /// </summary>
         /// <param name="client"></param>
         /// <param name="request"></param>
@@ -61,6 +63,7 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3
         /// <summary>
         /// <para>异步调用 [PUT] /merchants 接口。</para>
         /// <para>REF: https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/Onborading_Sub_Merchant/chapter3_3.shtml </para>
+        /// <para><i>（请注意调用此接口需在构造 <see cref="WechatTenpayClient" /> 时指定特殊的 <see cref="WechatTenpayClientOptions.Endpoints"/>。）</i></para>
         /// </summary>
         /// <param name="client"></param>
         /// <param name="request"></param>

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Extensions/WechatTenpayClientExecuteHKPartnerTransactionsExtensions.cs

@@ -0,0 +1,287 @@
+using System;
+using System.Net.Http;
+using System.Threading;
+using System.Threading.Tasks;
+using Flurl.Http;
+
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3
+{
+    /// <summary>
+    /// 为 <see cref="WechatTenpayClient"/> 提供境外支付融合钱包（For HK）相关的 API 扩展方法。
+    /// </summary>
+    public static class WechatTenpayClientExecuteHKPartnerTransactionsExtensions
+    {
+        /// <summary>
+        /// <para>异步调用 [POST] /transactions/app 接口。</para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/fusion_wallet/In-AppPay/chapter6_3.shtml </para>
+        /// <para><i>（请注意调用此接口需在构造 <see cref="WechatTenpayClient" /> 时指定特殊的 <see cref="WechatTenpayClientOptions.Endpoints"/>。）</i></para>
+        /// </summary>
+        /// <param name="client"></param>
+        /// <param name="request"></param>
+        /// <param name="cancellationToken"></param>
+        /// <returns></returns>
+        public static async Task<Models.CreateHKPartnerTransactionAppResponse> ExecuteCreateHKPartnerTransactionAppAsync(this WechatTenpayClient client, Models.CreateHKPartnerTransactionAppRequest request, CancellationToken cancellationToken = default)
+        {
+            if (client is null) throw new ArgumentNullException(nameof(client));
+            if (request is null) throw new ArgumentNullException(nameof(request));
+
+            if (request.MerchantId == null)
+                request.MerchantId = client.Credentials.MerchantId;
+
+            IFlurlRequest flurlReq = client
+                .CreateRequest(request, HttpMethod.Post, "transactions", "app");
+
+            return await client.SendRequestWithJsonAsync<Models.CreateHKPartnerTransactionAppResponse>(flurlReq, data: request, cancellationToken: cancellationToken);
+        }
+
+        /// <summary>
+        /// <para>异步调用 [POST] /transactions/mweb 接口。</para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/fusion_wallet/H5Payment/chapter3_3.shtml </para>
+        /// <para><i>（请注意调用此接口需在构造 <see cref="WechatTenpayClient" /> 时指定特殊的 <see cref="WechatTenpayClientOptions.Endpoints"/>。）</i></para>
+        /// </summary>
+        /// <param name="client"></param>
+        /// <param name="request"></param>
+        /// <param name="cancellationToken"></param>
+        /// <returns></returns>
+        public static async Task<Models.CreateHKPartnerTransactionMWebResponse> ExecuteCreateHKPartnerTransactionMWebAsync(this WechatTenpayClient client, Models.CreateHKPartnerTransactionMWebRequest request, CancellationToken cancellationToken = default)
+        {
+            if (client is null) throw new ArgumentNullException(nameof(client));
+            if (request is null) throw new ArgumentNullException(nameof(request));
+
+            if (request.MerchantId == null)
+                request.MerchantId = client.Credentials.MerchantId;
+
+            IFlurlRequest flurlReq = client
+                .CreateRequest(request, HttpMethod.Post, "transactions", "mweb");
+
+            return await client.SendRequestWithJsonAsync<Models.CreateHKPartnerTransactionMWebResponse>(flurlReq, data: request, cancellationToken: cancellationToken);
+        }
+
+        /// <summary>
+        /// <para>异步调用 [POST] /transactions/jsapi 接口。</para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/fusion_wallet/OfficialPayMent/chapter5_4.shtml </para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/fusion_wallet/MiniProgramPay/chapter7_3.shtml </para>
+        /// <para><i>（请注意调用此接口需在构造 <see cref="WechatTenpayClient" /> 时指定特殊的 <see cref="WechatTenpayClientOptions.Endpoints"/>。）</i></para>
+        /// </summary>
+        /// <param name="client"></param>
+        /// <param name="request"></param>
+        /// <param name="cancellationToken"></param>
+        /// <returns></returns>
+        public static async Task<Models.CreateHKPartnerTransactionJsapiResponse> ExecuteCreateHKPartnerTransactionJsapiAsync(this WechatTenpayClient client, Models.CreateHKPartnerTransactionJsapiRequest request, CancellationToken cancellationToken = default)
+        {
+            if (client is null) throw new ArgumentNullException(nameof(client));
+            if (request is null) throw new ArgumentNullException(nameof(request));
+
+            if (request.MerchantId == null)
+                request.MerchantId = client.Credentials.MerchantId;
+
+            IFlurlRequest flurlReq = client
+                .CreateRequest(request, HttpMethod.Post, "transactions", "jsapi");
+
+            return await client.SendRequestWithJsonAsync<Models.CreateHKPartnerTransactionJsapiResponse>(flurlReq, data: request, cancellationToken: cancellationToken);
+        }
+
+        /// <summary>
+        /// <para>异步调用 [POST] /transactions/native 接口。</para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/fusion_wallet/NativePay/chapter4_3.shtml </para>
+        /// <para><i>（请注意调用此接口需在构造 <see cref="WechatTenpayClient" /> 时指定特殊的 <see cref="WechatTenpayClientOptions.Endpoints"/>。）</i></para>
+        /// </summary>
+        /// <param name="client"></param>
+        /// <param name="request"></param>
+        /// <param name="cancellationToken"></param>
+        /// <returns></returns>
+        public static async Task<Models.CreateHKPartnerTransactionNativeResponse> ExecuteCreateHKPartnerTransactionNativeAsync(this WechatTenpayClient client, Models.CreateHKPartnerTransactionNativeRequest request, CancellationToken cancellationToken = default)
+        {
+            if (client is null) throw new ArgumentNullException(nameof(client));
+            if (request is null) throw new ArgumentNullException(nameof(request));
+
+            if (request.MerchantId == null)
+                request.MerchantId = client.Credentials.MerchantId;
+
+            IFlurlRequest flurlReq = client
+                .CreateRequest(request, HttpMethod.Post, "transactions", "native");
+
+            return await client.SendRequestWithJsonAsync<Models.CreateHKPartnerTransactionNativeResponse>(flurlReq, data: request, cancellationToken: cancellationToken);
+        }
+
+        /// <summary>
+        /// <para>异步调用 [GET] /transactions/out-trade-no/{out_trade_no} 接口。</para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/fusion_wallet/In-AppPay/chapter8_1.shtml </para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/fusion_wallet/H5Payment/chapter8_1.shtml </para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/fusion_wallet/OfficialPayMent/chapter8_1.shtml </para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/fusion_wallet/MiniProgramPay/chapter8_1.shtml </para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/fusion_wallet/NativePay/chapter8_1.shtml </para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/fusion_wallet/QuickPay/chapter8_1.shtml </para>
+        /// <para><i>（请注意调用此接口需在构造 <see cref="WechatTenpayClient" /> 时指定特殊的 <see cref="WechatTenpayClientOptions.Endpoints"/>。）</i></para>
+        /// </summary>
+        /// <param name="client"></param>
+        /// <param name="request"></param>
+        /// <param name="cancellationToken"></param>
+        /// <returns></returns>
+        public static async Task<Models.GetHKPartnerTransactionByOutTradeNumberResponse> ExecuteGetHKPartnerTransactionByOutTradeNumberAsync(this WechatTenpayClient client, Models.GetHKPartnerTransactionByOutTradeNumberRequest request, CancellationToken cancellationToken = default)
+        {
+            if (client is null) throw new ArgumentNullException(nameof(client));
+            if (request is null) throw new ArgumentNullException(nameof(request));
+
+            if (request.MerchantId == null)
+                request.MerchantId = client.Credentials.MerchantId;
+
+            IFlurlRequest flurlReq = client
+                .CreateRequest(request, HttpMethod.Get, "transactions", "out-trade-no", request.OutTradeNumber)
+                .SetQueryParam("sp_mchid", request.MerchantId)
+                .SetQueryParam("sub_mchid", request.SubMerchantId);
+
+            return await client.SendRequestWithJsonAsync<Models.GetHKPartnerTransactionByOutTradeNumberResponse>(flurlReq, data: request, cancellationToken: cancellationToken);
+        }
+
+        /// <summary>
+        /// <para>异步调用 [GET] /transactions/id/{transaction_id} 接口。</para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/fusion_wallet/In-AppPay/chapter8_1.shtml </para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/fusion_wallet/H5Payment/chapter8_1.shtml </para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/fusion_wallet/OfficialPayMent/chapter8_1.shtml </para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/fusion_wallet/MiniProgramPay/chapter8_1.shtml </para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/fusion_wallet/NativePay/chapter8_1.shtml </para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/fusion_wallet/QuickPay/chapter8_1.shtml </para>
+        /// <para><i>（请注意调用此接口需在构造 <see cref="WechatTenpayClient" /> 时指定特殊的 <see cref="WechatTenpayClientOptions.Endpoints"/>。）</i></para>
+        /// </summary>
+        /// <param name="client"></param>
+        /// <param name="request"></param>
+        /// <param name="cancellationToken"></param>
+        /// <returns></returns>
+        public static async Task<Models.GetHKPartnerTransactionByIdResponse> ExecuteGetHKPartnerTransactionByIdAsync(this WechatTenpayClient client, Models.GetHKPartnerTransactionByIdRequest request, CancellationToken cancellationToken = default)
+        {
+            if (client is null) throw new ArgumentNullException(nameof(client));
+            if (request is null) throw new ArgumentNullException(nameof(request));
+
+            if (request.MerchantId == null)
+                request.MerchantId = client.Credentials.MerchantId;
+
+            IFlurlRequest flurlReq = client
+                .CreateRequest(request, HttpMethod.Get, "transactions", "id", request.TransactionId)
+                .SetQueryParam("sp_mchid", request.MerchantId)
+                .SetQueryParam("sub_mchid", request.SubMerchantId);
+
+            return await client.SendRequestWithJsonAsync<Models.GetHKPartnerTransactionByIdResponse>(flurlReq, data: request, cancellationToken: cancellationToken);
+        }
+
+        /// <summary>
+        /// <para>异步调用 [POST] /transactions/out-trade-no/{out_trade_no}/close 接口。</para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/fusion_wallet/In-AppPay/chapter8_6.shtml </para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/fusion_wallet/H5Payment/chapter8_6.shtml </para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/fusion_wallet/OfficialPayMent/chapter8_6.shtml </para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/fusion_wallet/MiniProgramPay/chapter8_6.shtml </para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/fusion_wallet/NativePay/chapter8_6.shtml </para>
+        /// <para><i>（请注意调用此接口需在构造 <see cref="WechatTenpayClient" /> 时指定特殊的 <see cref="WechatTenpayClientOptions.Endpoints"/>。）</i></para>
+        /// </summary>
+        /// <param name="client"></param>
+        /// <param name="request"></param>
+        /// <param name="cancellationToken"></param>
+        /// <returns></returns>
+        public static async Task<Models.CloseHKPartnerTransactionResponse> ExecuteCloseHKPartnerTransactionAsync(this WechatTenpayClient client, Models.CloseHKPartnerTransactionRequest request, CancellationToken cancellationToken = default)
+        {
+            if (client is null) throw new ArgumentNullException(nameof(client));
+            if (request is null) throw new ArgumentNullException(nameof(request));
+
+            if (request.MerchantId == null)
+                request.MerchantId = client.Credentials.MerchantId;
+
+            IFlurlRequest flurlReq = client
+                .CreateRequest(request, HttpMethod.Post, "transactions", "out-trade-no", request.OutTradeNumber, "close")
+                .SetQueryParam("sp_mchid", request.MerchantId)
+                .SetQueryParam("sub_mchid", request.SubMerchantId);
+
+            return await client.SendRequestWithJsonAsync<Models.CloseHKPartnerTransactionResponse>(flurlReq, data: request, cancellationToken: cancellationToken);
+        }
+
+        /// <summary>
+        /// <para>异步调用 [POST] /transactions/out-trade-no/{out_trade_no}/reverse 接口。</para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/fusion_wallet/QuickPay/chapter3_4.shtml </para>
+        /// <para><i>（请注意调用此接口需在构造 <see cref="WechatTenpayClient" /> 时指定特殊的 <see cref="WechatTenpayClientOptions.Endpoints"/>。）</i></para>
+        /// </summary>
+        /// <param name="client"></param>
+        /// <param name="request"></param>
+        /// <param name="cancellationToken"></param>
+        /// <returns></returns>
+        public static async Task<Models.ReverseHKPartnerTransactionResponse> ExecuteReverseHKPartnerTransactionAsync(this WechatTenpayClient client, Models.ReverseHKPartnerTransactionRequest request, CancellationToken cancellationToken = default)
+        {
+            if (client is null) throw new ArgumentNullException(nameof(client));
+            if (request is null) throw new ArgumentNullException(nameof(request));
+
+            if (request.MerchantId == null)
+                request.MerchantId = client.Credentials.MerchantId;
+
+            IFlurlRequest flurlReq = client
+                .CreateRequest(request, HttpMethod.Post, "transactions", "out-trade-no", request.OutTradeNumber, "reverse")
+                .SetQueryParam("sp_mchid", request.MerchantId)
+                .SetQueryParam("sub_mchid", request.SubMerchantId);
+
+            return await client.SendRequestWithJsonAsync<Models.ReverseHKPartnerTransactionResponse>(flurlReq, data: request, cancellationToken: cancellationToken);
+        }
+
+        /// <summary>
+        /// <para>异步调用 [GET] /statements 接口。</para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/fusion_wallet/In-AppPay/chapter8_5.shtml </para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/fusion_wallet/H5Payment/chapter8_5.shtml </para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/fusion_wallet/OfficialPayMent/chapter8_5.shtml </para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/fusion_wallet/MiniProgramPay/chapter8_5.shtml </para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/fusion_wallet/NativePay/chapter8_5.shtml </para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/fusion_wallet/QuickPay/chapter8_5.shtml </para>
+        /// <para><i>（请注意调用此接口需在构造 <see cref="WechatTenpayClient" /> 时指定特殊的 <see cref="WechatTenpayClientOptions.Endpoints"/>。）</i></para>
+        /// </summary>
+        /// <param name="client"></param>
+        /// <param name="request"></param>
+        /// <param name="cancellationToken"></param>
+        /// <returns></returns>
+        public static async Task<Models.DownloadHKStatementsResponse> ExecuteDownloadHKStatementsAsync(this WechatTenpayClient client, Models.DownloadHKStatementsRequest request, CancellationToken cancellationToken = default)
+        {
+            if (client is null) throw new ArgumentNullException(nameof(client));
+            if (request is null) throw new ArgumentNullException(nameof(request));
+
+            IFlurlRequest flurlReq = client
+                .CreateRequest(request, HttpMethod.Get, "statements")
+                .SetQueryParam("date", request.DateString);
+
+            if (request.SubMerchantId != null)
+                flurlReq.SetQueryParam("mchid", request.SubMerchantId);
+
+            return await client.SendRequestWithJsonAsync<Models.DownloadHKStatementsResponse>(flurlReq, data: request, cancellationToken: cancellationToken);
+        }
+
+        /// <summary>
+        /// <para>异步调用 [GET] /settle/settlements 接口。</para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/fusion_wallet/In-AppPay/chapter8_12.shtml </para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/fusion_wallet/H5Payment/chapter8_12.shtml </para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/fusion_wallet/OfficialPayMent/chapter8_12.shtml </para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/fusion_wallet/MiniProgramPay/chapter8_12.shtml </para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/fusion_wallet/NativePay/chapter8_12.shtml </para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/fusion_wallet/QuickPay/chapter8_12.shtml </para>
+        /// <para><i>（请注意调用此接口需在构造 <see cref="WechatTenpayClient" /> 时指定特殊的 <see cref="WechatTenpayClientOptions.Endpoints"/>。）</i></para>
+        /// </summary>
+        /// <param name="client"></param>
+        /// <param name="request"></param>
+        /// <param name="cancellationToken"></param>
+        /// <returns></returns>
+        public static async Task<Models.QueryHKSettlementsResponse> ExecuteQueryHKSettlementsAsync(this WechatTenpayClient client, Models.QueryHKSettlementsRequest request, CancellationToken cancellationToken = default)
+        {
+            if (client is null) throw new ArgumentNullException(nameof(client));
+            if (request is null) throw new ArgumentNullException(nameof(request));
+
+            IFlurlRequest flurlReq = client
+                .CreateRequest(request, HttpMethod.Get, "settle", "settlements")
+                .SetQueryParam("settle_state", request.SettleState)
+                .SetQueryParam("offset", request.Offset)
+                .SetQueryParam("limit", request.Limit);
+
+            if (request.SubMerchantId != null)
+                flurlReq.SetQueryParam("sub_mchid", request.SubMerchantId);
+
+            if (request.StartDateString != null)
+                flurlReq.SetQueryParam("settle_start_date", request.StartDateString);
+
+            if (request.EndDateString != null)
+                flurlReq.SetQueryParam("settle_end_date", request.EndDateString);
+
+            return await client.SendRequestWithJsonAsync<Models.QueryHKSettlementsResponse>(flurlReq, data: request, cancellationToken: cancellationToken);
+        }
+    }
+}

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Extensions/WechatTenpayClientExecuteHKTransactionsExtensions.cs

@@ -0,0 +1,217 @@
+using System;
+using System.Net.Http;
+using System.Threading;
+using System.Threading.Tasks;
+using Flurl.Http;
+
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3
+{
+    /// <summary>
+    /// 为 <see cref="WechatTenpayClient"/> 提供境外支付融合钱包（For HK）相关的 API 扩展方法。
+    /// </summary>
+    public static class WechatTenpayClientExecuteHKTransactionsExtensions
+    {
+        /// <summary>
+        /// <para>异步调用 [POST] /transactions/app 接口。</para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/fusion_wallet/In-AppPay/chapter6_3.shtml </para>
+        /// <para><i>（请注意调用此接口需在构造 <see cref="WechatTenpayClient" /> 时指定特殊的 <see cref="WechatTenpayClientOptions.Endpoints"/>。）</i></para>
+        /// </summary>
+        /// <param name="client"></param>
+        /// <param name="request"></param>
+        /// <param name="cancellationToken"></param>
+        /// <returns></returns>
+        public static async Task<Models.CreateHKTransactionAppResponse> ExecuteCreateHKTransactionAppAsync(this WechatTenpayClient client, Models.CreateHKTransactionAppRequest request, CancellationToken cancellationToken = default)
+        {
+            if (client is null) throw new ArgumentNullException(nameof(client));
+            if (request is null) throw new ArgumentNullException(nameof(request));
+
+            if (request.MerchantId == null)
+                request.MerchantId = client.Credentials.MerchantId;
+
+            IFlurlRequest flurlReq = client
+                .CreateRequest(request, HttpMethod.Post, "transactions", "app");
+
+            return await client.SendRequestWithJsonAsync<Models.CreateHKTransactionAppResponse>(flurlReq, data: request, cancellationToken: cancellationToken);
+        }
+
+        /// <summary>
+        /// <para>异步调用 [POST] /transactions/mweb 接口。</para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/fusion_wallet/H5Payment/chapter3_3.shtml </para>
+        /// <para><i>（请注意调用此接口需在构造 <see cref="WechatTenpayClient" /> 时指定特殊的 <see cref="WechatTenpayClientOptions.Endpoints"/>。）</i></para>
+        /// </summary>
+        /// <param name="client"></param>
+        /// <param name="request"></param>
+        /// <param name="cancellationToken"></param>
+        /// <returns></returns>
+        public static async Task<Models.CreateHKTransactionMWebResponse> ExecuteCreateHKTransactionMWebAsync(this WechatTenpayClient client, Models.CreateHKTransactionMWebRequest request, CancellationToken cancellationToken = default)
+        {
+            if (client is null) throw new ArgumentNullException(nameof(client));
+            if (request is null) throw new ArgumentNullException(nameof(request));
+
+            if (request.MerchantId == null)
+                request.MerchantId = client.Credentials.MerchantId;
+
+            IFlurlRequest flurlReq = client
+                .CreateRequest(request, HttpMethod.Post, "transactions", "mweb");
+
+            return await client.SendRequestWithJsonAsync<Models.CreateHKTransactionMWebResponse>(flurlReq, data: request, cancellationToken: cancellationToken);
+        }
+
+        /// <summary>
+        /// <para>异步调用 [POST] /transactions/jsapi 接口。</para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/fusion_wallet/OfficialPayMent/chapter5_4.shtml </para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/fusion_wallet/MiniProgramPay/chapter7_3.shtml </para>
+        /// <para><i>（请注意调用此接口需在构造 <see cref="WechatTenpayClient" /> 时指定特殊的 <see cref="WechatTenpayClientOptions.Endpoints"/>。）</i></para>
+        /// </summary>
+        /// <param name="client"></param>
+        /// <param name="request"></param>
+        /// <param name="cancellationToken"></param>
+        /// <returns></returns>
+        public static async Task<Models.CreateHKTransactionJsapiResponse> ExecuteCreateHKTransactionJsapiAsync(this WechatTenpayClient client, Models.CreateHKTransactionJsapiRequest request, CancellationToken cancellationToken = default)
+        {
+            if (client is null) throw new ArgumentNullException(nameof(client));
+            if (request is null) throw new ArgumentNullException(nameof(request));
+
+            if (request.MerchantId == null)
+                request.MerchantId = client.Credentials.MerchantId;
+
+            IFlurlRequest flurlReq = client
+                .CreateRequest(request, HttpMethod.Post, "transactions", "jsapi");
+
+            return await client.SendRequestWithJsonAsync<Models.CreateHKTransactionJsapiResponse>(flurlReq, data: request, cancellationToken: cancellationToken);
+        }
+
+        /// <summary>
+        /// <para>异步调用 [POST] /transactions/native 接口。</para>
+        /// <para>REF: https://https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/fusion_wallet/NativePay/chapter4_3.shtml </para>
+        /// <para><i>（请注意调用此接口需在构造 <see cref="WechatTenpayClient" /> 时指定特殊的 <see cref="WechatTenpayClientOptions.Endpoints"/>。）</i></para>
+        /// </summary>
+        /// <param name="client"></param>
+        /// <param name="request"></param>
+        /// <param name="cancellationToken"></param>
+        /// <returns></returns>
+        public static async Task<Models.CreateHKTransactionNativeResponse> ExecuteCreateHKTransactionNativeAsync(this WechatTenpayClient client, Models.CreateHKTransactionNativeRequest request, CancellationToken cancellationToken = default)
+        {
+            if (client is null) throw new ArgumentNullException(nameof(client));
+            if (request is null) throw new ArgumentNullException(nameof(request));
+
+            if (request.MerchantId == null)
+                request.MerchantId = client.Credentials.MerchantId;
+
+            IFlurlRequest flurlReq = client
+                .CreateRequest(request, HttpMethod.Post, "transactions", "native");
+
+            return await client.SendRequestWithJsonAsync<Models.CreateHKTransactionNativeResponse>(flurlReq, data: request, cancellationToken: cancellationToken);
+        }
+
+        /// <summary>
+        /// <para>异步调用 [GET] /transactions/out-trade-no/{out_trade_no} 接口。</para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/fusion_wallet/In-AppPay/chapter8_1.shtml </para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/fusion_wallet/H5Payment/chapter8_1.shtml </para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/fusion_wallet/OfficialPayMent/chapter8_1.shtml </para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/fusion_wallet/MiniProgramPay/chapter8_1.shtml </para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/fusion_wallet/NativePay/chapter8_1.shtml </para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/fusion_wallet/QuickPay/chapter8_1.shtml </para>
+        /// <para><i>（请注意调用此接口需在构造 <see cref="WechatTenpayClient" /> 时指定特殊的 <see cref="WechatTenpayClientOptions.Endpoints"/>。）</i></para>
+        /// </summary>
+        /// <param name="client"></param>
+        /// <param name="request"></param>
+        /// <param name="cancellationToken"></param>
+        /// <returns></returns>
+        public static async Task<Models.GetHKTransactionByOutTradeNumberResponse> ExecuteGetHKTransactionByOutTradeNumberAsync(this WechatTenpayClient client, Models.GetHKTransactionByOutTradeNumberRequest request, CancellationToken cancellationToken = default)
+        {
+            if (client is null) throw new ArgumentNullException(nameof(client));
+            if (request is null) throw new ArgumentNullException(nameof(request));
+
+            if (request.MerchantId == null)
+                request.MerchantId = client.Credentials.MerchantId;
+
+            IFlurlRequest flurlReq = client
+                .CreateRequest(request, HttpMethod.Get, "transactions", "out-trade-no", request.OutTradeNumber)
+                .SetQueryParam("mchid", request.MerchantId);
+
+            return await client.SendRequestWithJsonAsync<Models.GetHKTransactionByOutTradeNumberResponse>(flurlReq, data: request, cancellationToken: cancellationToken);
+        }
+
+        /// <summary>
+        /// <para>异步调用 [GET] /transactions/id/{transaction_id} 接口。</para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/fusion_wallet/In-AppPay/chapter8_1.shtml </para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/fusion_wallet/H5Payment/chapter8_1.shtml </para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/fusion_wallet/OfficialPayMent/chapter8_1.shtml </para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/fusion_wallet/MiniProgramPay/chapter8_1.shtml </para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/fusion_wallet/NativePay/chapter8_1.shtml </para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/fusion_wallet/QuickPay/chapter8_1.shtml </para>
+        /// <para><i>（请注意调用此接口需在构造 <see cref="WechatTenpayClient" /> 时指定特殊的 <see cref="WechatTenpayClientOptions.Endpoints"/>。）</i></para>
+        /// </summary>
+        /// <param name="client"></param>
+        /// <param name="request"></param>
+        /// <param name="cancellationToken"></param>
+        /// <returns></returns>
+        public static async Task<Models.GetHKTransactionByIdResponse> ExecuteGetHKTransactionByIdAsync(this WechatTenpayClient client, Models.GetHKTransactionByIdRequest request, CancellationToken cancellationToken = default)
+        {
+            if (client is null) throw new ArgumentNullException(nameof(client));
+            if (request is null) throw new ArgumentNullException(nameof(request));
+
+            if (request.MerchantId == null)
+                request.MerchantId = client.Credentials.MerchantId;
+
+            IFlurlRequest flurlReq = client
+                .CreateRequest(request, HttpMethod.Get, "transactions", "id", request.TransactionId)
+                .SetQueryParam("mchid", request.MerchantId);
+
+            return await client.SendRequestWithJsonAsync<Models.GetHKTransactionByIdResponse>(flurlReq, data: request, cancellationToken: cancellationToken);
+        }
+
+        /// <summary>
+        /// <para>异步调用 [POST] /transactions/out-trade-no/{out_trade_no}/close 接口。</para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/fusion_wallet/In-AppPay/chapter8_6.shtml </para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/fusion_wallet/H5Payment/chapter8_6.shtml </para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/fusion_wallet/OfficialPayMent/chapter8_6.shtml </para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/fusion_wallet/MiniProgramPay/chapter8_6.shtml </para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/fusion_wallet/NativePay/chapter8_6.shtml </para>
+        /// <para><i>（请注意调用此接口需在构造 <see cref="WechatTenpayClient" /> 时指定特殊的 <see cref="WechatTenpayClientOptions.Endpoints"/>。）</i></para>
+        /// </summary>
+        /// <param name="client"></param>
+        /// <param name="request"></param>
+        /// <param name="cancellationToken"></param>
+        /// <returns></returns>
+        public static async Task<Models.CloseHKTransactionResponse> ExecuteCloseHKTransactionAsync(this WechatTenpayClient client, Models.CloseHKTransactionRequest request, CancellationToken cancellationToken = default)
+        {
+            if (client is null) throw new ArgumentNullException(nameof(client));
+            if (request is null) throw new ArgumentNullException(nameof(request));
+
+            if (request.MerchantId == null)
+                request.MerchantId = client.Credentials.MerchantId;
+
+            IFlurlRequest flurlReq = client
+                .CreateRequest(request, HttpMethod.Post, "transactions", "out-trade-no", request.OutTradeNumber, "close")
+                .SetQueryParam("mchid", request.MerchantId);
+
+            return await client.SendRequestWithJsonAsync<Models.CloseHKTransactionResponse>(flurlReq, data: request, cancellationToken: cancellationToken);
+        }
+
+        /// <summary>
+        /// <para>异步调用 [POST] /transactions/out-trade-no/{out_trade_no}/reverse 接口。</para>
+        /// <para>REF: https://pay.weixin.qq.com/wiki/doc/api/wxpay/en/fusion_wallet/QuickPay/chapter3_4.shtml </para>
+        /// <para><i>（请注意调用此接口需在构造 <see cref="WechatTenpayClient" /> 时指定特殊的 <see cref="WechatTenpayClientOptions.Endpoints"/>。）</i></para>
+        /// </summary>
+        /// <param name="client"></param>
+        /// <param name="request"></param>
+        /// <param name="cancellationToken"></param>
+        /// <returns></returns>
+        public static async Task<Models.ReverseHKTransactionResponse> ExecuteReverseHKTransactionAsync(this WechatTenpayClient client, Models.ReverseHKTransactionRequest request, CancellationToken cancellationToken = default)
+        {
+            if (client is null) throw new ArgumentNullException(nameof(client));
+            if (request is null) throw new ArgumentNullException(nameof(request));
+
+            if (request.MerchantId == null)
+                request.MerchantId = client.Credentials.MerchantId;
+
+            IFlurlRequest flurlReq = client
+                .CreateRequest(request, HttpMethod.Post, "transactions", "out-trade-no", request.OutTradeNumber, "reverse")
+                .SetQueryParam("mchid", request.MerchantId);
+
+            return await client.SendRequestWithJsonAsync<Models.ReverseHKTransactionResponse>(flurlReq, data: request, cancellationToken: cancellationToken);
+        }
+    }
+}

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/HKCustoms/CreateHKCustomsOrderRequest.cs

@@ -55,7 +55,7 @@
         public string MerchantCustomsNumber { get; set; } = string.Empty;
 
         /// <summary>
-        /// 获取或设置关税（单位：分）。
+        /// 获取或设置关税（单位：指定货币的最小单位）。
         /// </summary>
         [Newtonsoft.Json.JsonProperty("duty")]
         [System.Text.Json.Serialization.JsonPropertyName("duty")]
@@ -69,21 +69,21 @@
         public string? FeeType { get; set; }
 
         /// <summary>
-        /// 获取或设置应付金额（单位：分）。
+        /// 获取或设置应付金额（单位：指定货币的最小单位）。
         /// </summary>
         [Newtonsoft.Json.JsonProperty("order_fee")]
         [System.Text.Json.Serialization.JsonPropertyName("order_fee")]
         public int? OrderFee { get; set; }
 
         /// <summary>
-        /// 获取或设置物流费（单位：分）。
+        /// 获取或设置物流费（单位：指定货币的最小单位）。
         /// </summary>
         [Newtonsoft.Json.JsonProperty("transport_fee")]
         [System.Text.Json.Serialization.JsonPropertyName("transport_fee")]
         public int? TransportFee { get; set; }
 
         /// <summary>
-        /// 获取或设置商品价格（单位：分）。
+        /// 获取或设置商品价格（单位：指定货币的最小单位）。
         /// </summary>
         [Newtonsoft.Json.JsonProperty("product_fee")]
         [System.Text.Json.Serialization.JsonPropertyName("product_fee")]

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/HKCustoms/QueryHKCustomsOrdersResponse.cs

@@ -47,7 +47,7 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
                 public string MerchantCustomsNumber { get; set; } = default!;
 
                 /// <summary>
-                /// 获取或设置关税（单位：分）。
+                /// 获取或设置关税（单位：指定货币的最小单位）。
                 /// </summary>
                 [Newtonsoft.Json.JsonProperty("duty")]
                 [System.Text.Json.Serialization.JsonPropertyName("duty")]
@@ -62,14 +62,14 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
                 public string? FeeType { get; set; }
 
                 /// <summary>
-                /// 获取或设置应付金额（单位：分）。
+                /// 获取或设置应付金额（单位：指定货币的最小单位）。
                 /// </summary>
                 [Newtonsoft.Json.JsonProperty("order_fee")]
                 [System.Text.Json.Serialization.JsonPropertyName("order_fee")]
                 public int? OrderFee { get; set; }
 
                 /// <summary>
-                /// 获取或设置物流费（单位：分）。
+                /// 获取或设置物流费（单位：指定货币的最小单位）。
                 /// </summary>
                 [Newtonsoft.Json.JsonProperty("transport_fee")]
                 [System.Text.Json.Serialization.JsonPropertyName("transport_fee")]
@@ -77,7 +77,7 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
                 public int? TransportFee { get; set; }
 
                 /// <summary>
-                /// 获取或设置商品价格（单位：分）。
+                /// 获取或设置商品价格（单位：指定货币的最小单位）。
                 /// </summary>
                 [Newtonsoft.Json.JsonProperty("product_fee")]
                 [System.Text.Json.Serialization.JsonPropertyName("product_fee")]

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/HKCustoms/VerifyHKCustomsCertificateResponse.cs

@@ -1,6 +1,4 @@
-using System;
-
-namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
 {
     /// <summary>
     /// <para>表示 [POST] /customs/verify-certificate 接口的响应。</para>

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/HKMerchants/AddHKSubMerchantRequest.cs

@@ -47,7 +47,7 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
                 public string BusinessType { get; set; } = string.Empty;
 
                 /// <summary>
-                /// 获取或设置商户类别编码。
+                /// 获取或设置商户行业编码。
                 /// </summary>
                 [Newtonsoft.Json.JsonProperty("mcc")]
                 [System.Text.Json.Serialization.JsonPropertyName("mcc")]

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/HKMerchants/GetHKSubMerchantResponse.cs

@@ -44,7 +44,7 @@
                 public string BusinessType { get; set; } = default!;
 
                 /// <summary>
-                /// 获取或设置商户类别编码。
+                /// 获取或设置商户行业编码。
                 /// </summary>
                 [Newtonsoft.Json.JsonProperty("mcc")]
                 [System.Text.Json.Serialization.JsonPropertyName("mcc")]

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/HKPartnerTransactions/CloseHKPartnerTransactionRequest.cs

@@ -0,0 +1,9 @@
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
+{
+    /// <summary>
+    /// <para>表示 [POST] /transactions/out-trade-no/{out_trade_no}/close 接口的请求。</para>
+    /// </summary>
+    public class CloseHKPartnerTransactionRequest : ClosePayPartnerTransactionRequest
+    {
+    }
+}

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/HKPartnerTransactions/CloseHKPartnerTransactionResponse.cs

@@ -0,0 +1,9 @@
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
+{
+    /// <summary>
+    /// <para>表示 [POST] /transactions/out-trade-no/{out_trade_no}/close 接口的响应。</para>
+    /// </summary>
+    public class CloseHKPartnerTransactionResponse : ClosePayPartnerTransactionResponse
+    {
+    }
+}

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/HKPartnerTransactions/CreateHKPartnerTransactionAppRequest.cs

@@ -0,0 +1,173 @@
+using System;
+
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
+{
+    /// <summary>
+    /// <para>表示 [POST] /transactions/app 接口的请求。</para>
+    /// </summary>
+    public class CreateHKPartnerTransactionAppRequest : WechatTenpayRequest
+    {
+        public static class Types
+        {
+            public class Payer
+            {
+                /// <summary>
+                /// 获取或设置用户在机构商户下的唯一标识。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("sp_openid")]
+                [System.Text.Json.Serialization.JsonPropertyName("sp_openid")]
+                public string? OpenId { get; set; }
+
+                /// <summary>
+                /// 获取或设置用户在子商户下的唯一标识。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("sub_openid")]
+                [System.Text.Json.Serialization.JsonPropertyName("sub_openid")]
+                public string? SubOpenId { get; set; }
+            }
+
+            public class Amount : CreateHKTransactionAppRequest.Types.Amount
+            {
+            }
+
+            public class Detail : CreateHKTransactionAppRequest.Types.Detail
+            {
+            }
+
+            public class Scene : CreateHKTransactionAppRequest.Types.Scene
+            {
+            }
+        }
+
+        /// <summary>
+        /// 获取或设置机构商户号。如果不指定将使用构造 <see cref="WechatTenpayClient"/> 时的 <see cref="WechatTenpayClientOptions.MerchantId"/> 参数。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("sp_mchid")]
+        [System.Text.Json.Serialization.JsonPropertyName("sp_mchid")]
+        public string? MerchantId { get; set; }
+
+        /// <summary>
+        /// 获取或设置机构 AppId。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("sp_appid")]
+        [System.Text.Json.Serialization.JsonPropertyName("sp_appid")]
+        public string AppId { get; set; } = string.Empty;
+
+        /// <summary>
+        /// 获取或设置子商户号。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("sub_mchid")]
+        [System.Text.Json.Serialization.JsonPropertyName("sub_mchid")]
+        public string SubMerchantId { get; set; } = string.Empty;
+
+        /// <summary>
+        /// 获取或设置子商户 AppId。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("sub_appid")]
+        [System.Text.Json.Serialization.JsonPropertyName("sub_appid")]
+        public string? SubAppId { get; set; }
+
+        /// <summary>
+        /// 获取或设置商品描述。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("description")]
+        [System.Text.Json.Serialization.JsonPropertyName("description")]
+        public string Description { get; set; } = string.Empty;
+
+        /// <summary>
+        /// 获取或设置商户订单号。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("out_trade_no")]
+        [System.Text.Json.Serialization.JsonPropertyName("out_trade_no")]
+        public string OutTradeNumber { get; set; } = string.Empty;
+
+        /// <summary>
+        /// 获取或设置交易类型。
+        /// <para>默认值：APP</para>
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("trade_type")]
+        [System.Text.Json.Serialization.JsonPropertyName("trade_type")]
+        public string TradeType { get; set; } = "APP";
+
+        /// <summary>
+        /// 获取或设置交易起始时间。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("time_start")]
+        [Newtonsoft.Json.JsonConverter(typeof(Newtonsoft.Json.Converters.RFC3339NullableDateTimeOffsetConverter))]
+        [System.Text.Json.Serialization.JsonPropertyName("time_start")]
+        [System.Text.Json.Serialization.JsonConverter(typeof(System.Text.Json.Converters.RFC3339NullableDateTimeOffsetConverter))]
+        public DateTimeOffset? StartTime { get; set; }
+
+        /// <summary>
+        /// 获取或设置交易结束时间。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("time_expire")]
+        [Newtonsoft.Json.JsonConverter(typeof(Newtonsoft.Json.Converters.RFC3339NullableDateTimeOffsetConverter))]
+        [System.Text.Json.Serialization.JsonPropertyName("time_expire")]
+        [System.Text.Json.Serialization.JsonConverter(typeof(System.Text.Json.Converters.RFC3339NullableDateTimeOffsetConverter))]
+        public DateTimeOffset? ExpireTime { get; set; }
+
+        /// <summary>
+        /// 获取或设置附加数据。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("attach")]
+        [System.Text.Json.Serialization.JsonPropertyName("attach")]
+        public string? Attachment { get; set; }
+
+        /// <summary>
+        /// 获取或设置回调通知地址。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("notify_url")]
+        [System.Text.Json.Serialization.JsonPropertyName("notify_url")]
+        public string? NotifyUrl { get; set; }
+
+        /// <summary>
+        /// 获取或设置订单优惠标记。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("goods_tag")]
+        [System.Text.Json.Serialization.JsonPropertyName("goods_tag")]
+        public string? GoodsTag { get; set; }
+
+        /// <summary>
+        /// 获取或设置指定付款方式编码。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("limit_pay")]
+        [System.Text.Json.Serialization.JsonPropertyName("limit_pay")]
+        public string? LimitPayCode { get; set; }
+
+        /// <summary>
+        /// 获取或设置支付者信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("payer")]
+        [System.Text.Json.Serialization.JsonPropertyName("payer")]
+        public Types.Payer Payer { get; set; } = new Types.Payer();
+
+        /// <summary>
+        /// 获取或设置金额信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("amount")]
+        [System.Text.Json.Serialization.JsonPropertyName("amount")]
+        public Types.Amount Amount { get; set; } = new Types.Amount();
+
+        /// <summary>
+        /// 获取或设置商品信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("detail")]
+        [System.Text.Json.Serialization.JsonPropertyName("detail")]
+        public Types.Detail? Detail { get; set; }
+
+        /// <summary>
+        /// 获取或设置场景信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("scene_info")]
+        [System.Text.Json.Serialization.JsonPropertyName("scene_info")]
+        public Types.Scene? Scene { get; set; }
+
+        /// <summary>
+        /// 获取或设置商户行业编码。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("merchant_category_code")]
+        [System.Text.Json.Serialization.JsonPropertyName("merchant_category_code")]
+        public string MerchantCategoryCode { get; set; } = string.Empty;
+    }
+}

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/HKPartnerTransactions/CreateHKPartnerTransactionAppResponse.cs

@@ -0,0 +1,9 @@
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
+{
+    /// <summary>
+    /// <para>表示 [POST] /transactions/app 接口的响应。</para>
+    /// </summary>
+    public class CreateHKPartnerTransactionAppResponse : CreateHKTransactionAppResponse
+    {
+    }
+}

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/HKPartnerTransactions/CreateHKPartnerTransactionJsapiRequest.cs

@@ -0,0 +1,160 @@
+using System;
+
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
+{
+    /// <summary>
+    /// <para>表示 [POST] /transactions/jsapi 接口的请求。</para>
+    /// </summary>
+    public class CreateHKPartnerTransactionJsapiRequest : WechatTenpayRequest
+    {
+        public static class Types
+        {
+            public class Payer : CreateHKPartnerTransactionAppRequest.Types.Payer
+            {
+            }
+
+            public class Amount : CreateHKTransactionJsapiRequest.Types.Amount
+            {
+            }
+
+            public class Detail : CreateHKTransactionJsapiRequest.Types.Detail
+            {
+            }
+
+            public class Scene : CreateHKTransactionJsapiRequest.Types.Scene
+            {
+            }
+        }
+
+        /// <summary>
+        /// 获取或设置机构商户号。如果不指定将使用构造 <see cref="WechatTenpayClient"/> 时的 <see cref="WechatTenpayClientOptions.MerchantId"/> 参数。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("sp_mchid")]
+        [System.Text.Json.Serialization.JsonPropertyName("sp_mchid")]
+        public string? MerchantId { get; set; }
+
+        /// <summary>
+        /// 获取或设置机构 AppId。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("sp_appid")]
+        [System.Text.Json.Serialization.JsonPropertyName("sp_appid")]
+        public string AppId { get; set; } = string.Empty;
+
+        /// <summary>
+        /// 获取或设置子商户号。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("sub_mchid")]
+        [System.Text.Json.Serialization.JsonPropertyName("sub_mchid")]
+        public string SubMerchantId { get; set; } = string.Empty;
+
+        /// <summary>
+        /// 获取或设置子商户 AppId。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("sub_appid")]
+        [System.Text.Json.Serialization.JsonPropertyName("sub_appid")]
+        public string? SubAppId { get; set; }
+
+        /// <summary>
+        /// 获取或设置商品描述。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("description")]
+        [System.Text.Json.Serialization.JsonPropertyName("description")]
+        public string Description { get; set; } = string.Empty;
+
+        /// <summary>
+        /// 获取或设置商户订单号。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("out_trade_no")]
+        [System.Text.Json.Serialization.JsonPropertyName("out_trade_no")]
+        public string OutTradeNumber { get; set; } = string.Empty;
+
+        /// <summary>
+        /// 获取或设置交易类型。
+        /// <para>默认值：JSAPI</para>
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("trade_type")]
+        [System.Text.Json.Serialization.JsonPropertyName("trade_type")]
+        public string TradeType { get; set; } = "JSAPI";
+
+        /// <summary>
+        /// 获取或设置交易起始时间。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("time_start")]
+        [Newtonsoft.Json.JsonConverter(typeof(Newtonsoft.Json.Converters.RFC3339NullableDateTimeOffsetConverter))]
+        [System.Text.Json.Serialization.JsonPropertyName("time_start")]
+        [System.Text.Json.Serialization.JsonConverter(typeof(System.Text.Json.Converters.RFC3339NullableDateTimeOffsetConverter))]
+        public DateTimeOffset? StartTime { get; set; }
+
+        /// <summary>
+        /// 获取或设置交易结束时间。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("time_expire")]
+        [Newtonsoft.Json.JsonConverter(typeof(Newtonsoft.Json.Converters.RFC3339NullableDateTimeOffsetConverter))]
+        [System.Text.Json.Serialization.JsonPropertyName("time_expire")]
+        [System.Text.Json.Serialization.JsonConverter(typeof(System.Text.Json.Converters.RFC3339NullableDateTimeOffsetConverter))]
+        public DateTimeOffset? ExpireTime { get; set; }
+
+        /// <summary>
+        /// 获取或设置附加数据。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("attach")]
+        [System.Text.Json.Serialization.JsonPropertyName("attach")]
+        public string? Attachment { get; set; }
+
+        /// <summary>
+        /// 获取或设置回调通知地址。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("notify_url")]
+        [System.Text.Json.Serialization.JsonPropertyName("notify_url")]
+        public string? NotifyUrl { get; set; }
+
+        /// <summary>
+        /// 获取或设置订单优惠标记。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("goods_tag")]
+        [System.Text.Json.Serialization.JsonPropertyName("goods_tag")]
+        public string? GoodsTag { get; set; }
+
+        /// <summary>
+        /// 获取或设置指定付款方式编码。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("limit_pay")]
+        [System.Text.Json.Serialization.JsonPropertyName("limit_pay")]
+        public string? LimitPayCode { get; set; }
+
+        /// <summary>
+        /// 获取或设置支付者信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("payer")]
+        [System.Text.Json.Serialization.JsonPropertyName("payer")]
+        public Types.Payer Payer { get; set; } = new Types.Payer();
+
+        /// <summary>
+        /// 获取或设置金额信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("amount")]
+        [System.Text.Json.Serialization.JsonPropertyName("amount")]
+        public Types.Amount Amount { get; set; } = new Types.Amount();
+
+        /// <summary>
+        /// 获取或设置商品信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("detail")]
+        [System.Text.Json.Serialization.JsonPropertyName("detail")]
+        public Types.Detail? Detail { get; set; }
+
+        /// <summary>
+        /// 获取或设置场景信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("scene_info")]
+        [System.Text.Json.Serialization.JsonPropertyName("scene_info")]
+        public Types.Scene? Scene { get; set; }
+
+        /// <summary>
+        /// 获取或设置商户行业编码。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("merchant_category_code")]
+        [System.Text.Json.Serialization.JsonPropertyName("merchant_category_code")]
+        public string MerchantCategoryCode { get; set; } = string.Empty;
+    }
+}

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/HKPartnerTransactions/CreateHKPartnerTransactionJsapiResponse.cs

@@ -0,0 +1,9 @@
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
+{
+    /// <summary>
+    /// <para>表示 [POST] /transactions/jsapi 接口的响应。</para>
+    /// </summary>
+    public class CreateHKPartnerTransactionJsapiResponse : CreateHKTransactionJsapiResponse
+    {
+    }
+}

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/HKPartnerTransactions/CreateHKPartnerTransactionMWebRequest.cs

@@ -0,0 +1,160 @@
+using System;
+
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
+{
+    /// <summary>
+    /// <para>表示 [POST] /transactions/mweb 接口的请求。</para>
+    /// </summary>
+    public class CreateHKPartnerTransactionMWebRequest : WechatTenpayRequest
+    {
+        public static class Types
+        {
+            public class Payer : CreateHKPartnerTransactionAppRequest.Types.Payer
+            {
+            }
+
+            public class Amount : CreateHKTransactionMWebRequest.Types.Amount
+            {
+            }
+
+            public class Detail : CreateHKTransactionMWebRequest.Types.Detail
+            {
+            }
+
+            public class Scene : CreateHKTransactionMWebRequest.Types.Scene
+            {
+            }
+        }
+
+        /// <summary>
+        /// 获取或设置机构商户号。如果不指定将使用构造 <see cref="WechatTenpayClient"/> 时的 <see cref="WechatTenpayClientOptions.MerchantId"/> 参数。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("sp_mchid")]
+        [System.Text.Json.Serialization.JsonPropertyName("sp_mchid")]
+        public string? MerchantId { get; set; }
+
+        /// <summary>
+        /// 获取或设置机构 AppId。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("sp_appid")]
+        [System.Text.Json.Serialization.JsonPropertyName("sp_appid")]
+        public string AppId { get; set; } = string.Empty;
+
+        /// <summary>
+        /// 获取或设置子商户号。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("sub_mchid")]
+        [System.Text.Json.Serialization.JsonPropertyName("sub_mchid")]
+        public string SubMerchantId { get; set; } = string.Empty;
+
+        /// <summary>
+        /// 获取或设置子商户 AppId。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("sub_appid")]
+        [System.Text.Json.Serialization.JsonPropertyName("sub_appid")]
+        public string? SubAppId { get; set; }
+
+        /// <summary>
+        /// 获取或设置商品描述。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("description")]
+        [System.Text.Json.Serialization.JsonPropertyName("description")]
+        public string Description { get; set; } = string.Empty;
+
+        /// <summary>
+        /// 获取或设置商户订单号。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("out_trade_no")]
+        [System.Text.Json.Serialization.JsonPropertyName("out_trade_no")]
+        public string OutTradeNumber { get; set; } = string.Empty;
+
+        /// <summary>
+        /// 获取或设置交易类型。
+        /// <para>默认值：MWEB</para>
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("trade_type")]
+        [System.Text.Json.Serialization.JsonPropertyName("trade_type")]
+        public string TradeType { get; set; } = "MWEB";
+
+        /// <summary>
+        /// 获取或设置交易起始时间。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("time_start")]
+        [Newtonsoft.Json.JsonConverter(typeof(Newtonsoft.Json.Converters.RFC3339NullableDateTimeOffsetConverter))]
+        [System.Text.Json.Serialization.JsonPropertyName("time_start")]
+        [System.Text.Json.Serialization.JsonConverter(typeof(System.Text.Json.Converters.RFC3339NullableDateTimeOffsetConverter))]
+        public DateTimeOffset? StartTime { get; set; }
+
+        /// <summary>
+        /// 获取或设置交易结束时间。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("time_expire")]
+        [Newtonsoft.Json.JsonConverter(typeof(Newtonsoft.Json.Converters.RFC3339NullableDateTimeOffsetConverter))]
+        [System.Text.Json.Serialization.JsonPropertyName("time_expire")]
+        [System.Text.Json.Serialization.JsonConverter(typeof(System.Text.Json.Converters.RFC3339NullableDateTimeOffsetConverter))]
+        public DateTimeOffset? ExpireTime { get; set; }
+
+        /// <summary>
+        /// 获取或设置附加数据。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("attach")]
+        [System.Text.Json.Serialization.JsonPropertyName("attach")]
+        public string? Attachment { get; set; }
+
+        /// <summary>
+        /// 获取或设置回调通知地址。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("notify_url")]
+        [System.Text.Json.Serialization.JsonPropertyName("notify_url")]
+        public string? NotifyUrl { get; set; }
+
+        /// <summary>
+        /// 获取或设置订单优惠标记。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("goods_tag")]
+        [System.Text.Json.Serialization.JsonPropertyName("goods_tag")]
+        public string? GoodsTag { get; set; }
+
+        /// <summary>
+        /// 获取或设置指定付款方式编码。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("limit_pay")]
+        [System.Text.Json.Serialization.JsonPropertyName("limit_pay")]
+        public string? LimitPayCode { get; set; }
+
+        /// <summary>
+        /// 获取或设置支付者信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("payer")]
+        [System.Text.Json.Serialization.JsonPropertyName("payer")]
+        public Types.Payer Payer { get; set; } = new Types.Payer();
+
+        /// <summary>
+        /// 获取或设置金额信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("amount")]
+        [System.Text.Json.Serialization.JsonPropertyName("amount")]
+        public Types.Amount Amount { get; set; } = new Types.Amount();
+
+        /// <summary>
+        /// 获取或设置商品信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("detail")]
+        [System.Text.Json.Serialization.JsonPropertyName("detail")]
+        public Types.Detail? Detail { get; set; }
+
+        /// <summary>
+        /// 获取或设置场景信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("scene_info")]
+        [System.Text.Json.Serialization.JsonPropertyName("scene_info")]
+        public Types.Scene? Scene { get; set; }
+
+        /// <summary>
+        /// 获取或设置商户行业编码。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("merchant_category_code")]
+        [System.Text.Json.Serialization.JsonPropertyName("merchant_category_code")]
+        public string MerchantCategoryCode { get; set; } = string.Empty;
+    }
+}

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/HKPartnerTransactions/CreateHKPartnerTransactionMWebResponse.cs

@@ -0,0 +1,9 @@
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
+{
+    /// <summary>
+    /// <para>表示 [POST] /transactions/mweb 接口的响应。</para>
+    /// </summary>
+    public class CreateHKPartnerTransactionMWebResponse : CreateHKTransactionMWebResponse
+    {
+    }
+}

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/HKPartnerTransactions/CreateHKPartnerTransactionMicroPayRequest.cs

@@ -0,0 +1,133 @@
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
+{
+    /// <summary>
+    /// <para>表示 [POST] /transactions/micropay 接口的请求。</para>
+    /// </summary>
+    public class CreateHKPartnerTransactionMicroPayRequest : WechatTenpayRequest
+    {
+        public static class Types
+        {
+            public class Payer : CreateHKTransactionMicroPayRequest.Types.Payer
+            {
+            }
+
+            public class Amount : CreateHKTransactionMicroPayRequest.Types.Amount
+            {
+            }
+
+            public class Detail : CreateHKTransactionMicroPayRequest.Types.Detail
+            {
+            }
+
+            public class Scene : CreateHKTransactionMicroPayRequest.Types.Scene
+            {
+            }
+        }
+
+        /// <summary>
+        /// 获取或设置机构商户号。如果不指定将使用构造 <see cref="WechatTenpayClient"/> 时的 <see cref="WechatTenpayClientOptions.MerchantId"/> 参数。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("sp_mchid")]
+        [System.Text.Json.Serialization.JsonPropertyName("sp_mchid")]
+        public string? MerchantId { get; set; }
+
+        /// <summary>
+        /// 获取或设置机构 AppId。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("sp_appid")]
+        [System.Text.Json.Serialization.JsonPropertyName("sp_appid")]
+        public string? AppId { get; set; }
+
+        /// <summary>
+        /// 获取或设置子商户号。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("sub_mchid")]
+        [System.Text.Json.Serialization.JsonPropertyName("sub_mchid")]
+        public string SubMerchantId { get; set; } = string.Empty;
+
+        /// <summary>
+        /// 获取或设置子商户 AppId。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("sub_appid")]
+        [System.Text.Json.Serialization.JsonPropertyName("sub_appid")]
+        public string? SubAppId { get; set; }
+
+        /// <summary>
+        /// 获取或设置商品描述。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("description")]
+        [System.Text.Json.Serialization.JsonPropertyName("description")]
+        public string Description { get; set; } = string.Empty;
+
+        /// <summary>
+        /// 获取或设置商户订单号。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("out_trade_no")]
+        [System.Text.Json.Serialization.JsonPropertyName("out_trade_no")]
+        public string OutTradeNumber { get; set; } = string.Empty;
+
+        /// <summary>
+        /// 获取或设置交易类型。
+        /// <para>默认值：MICROPAY</para>
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("trade_type")]
+        [System.Text.Json.Serialization.JsonPropertyName("trade_type")]
+        public string TradeType { get; set; } = "MICROPAY";
+
+        /// <summary>
+        /// 获取或设置附加数据。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("attach")]
+        [System.Text.Json.Serialization.JsonPropertyName("attach")]
+        public string? Attachment { get; set; }
+
+        /// <summary>
+        /// 获取或设置订单优惠标记。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("goods_tag")]
+        [System.Text.Json.Serialization.JsonPropertyName("goods_tag")]
+        public string? GoodsTag { get; set; }
+
+        /// <summary>
+        /// 获取或设置指定付款方式编码。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("limit_pay")]
+        [System.Text.Json.Serialization.JsonPropertyName("limit_pay")]
+        public string? LimitPayCode { get; set; }
+
+        /// <summary>
+        /// 获取或设置支付者信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("payer")]
+        [System.Text.Json.Serialization.JsonPropertyName("payer")]
+        public Types.Payer Payer { get; set; } = new Types.Payer();
+
+        /// <summary>
+        /// 获取或设置金额信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("amount")]
+        [System.Text.Json.Serialization.JsonPropertyName("amount")]
+        public Types.Amount Amount { get; set; } = new Types.Amount();
+
+        /// <summary>
+        /// 获取或设置商品信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("detail")]
+        [System.Text.Json.Serialization.JsonPropertyName("detail")]
+        public Types.Detail? Detail { get; set; }
+
+        /// <summary>
+        /// 获取或设置场景信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("scene_info")]
+        [System.Text.Json.Serialization.JsonPropertyName("scene_info")]
+        public Types.Scene? Scene { get; set; }
+
+        /// <summary>
+        /// 获取或设置商户行业编码。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("merchant_category_code")]
+        [System.Text.Json.Serialization.JsonPropertyName("merchant_category_code")]
+        public string MerchantCategoryCode { get; set; } = string.Empty;
+    }
+}

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/HKPartnerTransactions/CreateHKPartnerTransactionMicroPayResponse.cs

@@ -0,0 +1,9 @@
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
+{
+    /// <summary>
+    /// <para>表示 [POST] /transactions/micropay 接口的响应。</para>
+    /// </summary>
+    public class CreateHKPartnerTransactionMicroPayResponse : GetHKPartnerTransactionByOutTradeNumberResponse
+    {
+    }
+}

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/HKPartnerTransactions/CreateHKPartnerTransactionNativeRequest.cs

@@ -0,0 +1,160 @@
+using System;
+
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
+{
+    /// <summary>
+    /// <para>表示 [POST] /transactions/native 接口的请求。</para>
+    /// </summary>
+    public class CreateHKPartnerTransactionNativeRequest : WechatTenpayRequest
+    {
+        public static class Types
+        {
+            public class Payer : CreateHKPartnerTransactionAppRequest.Types.Payer
+            {
+            }
+
+            public class Amount : CreateHKTransactionNativeRequest.Types.Amount
+            {
+            }
+
+            public class Detail : CreateHKTransactionNativeRequest.Types.Detail
+            {
+            }
+
+            public class Scene : CreateHKTransactionNativeRequest.Types.Scene
+            {
+            }
+        }
+
+        /// <summary>
+        /// 获取或设置机构商户号。如果不指定将使用构造 <see cref="WechatTenpayClient"/> 时的 <see cref="WechatTenpayClientOptions.MerchantId"/> 参数。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("sp_mchid")]
+        [System.Text.Json.Serialization.JsonPropertyName("sp_mchid")]
+        public string? MerchantId { get; set; }
+
+        /// <summary>
+        /// 获取或设置机构 AppId。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("sp_appid")]
+        [System.Text.Json.Serialization.JsonPropertyName("sp_appid")]
+        public string? AppId { get; set; }
+
+        /// <summary>
+        /// 获取或设置子商户号。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("sub_mchid")]
+        [System.Text.Json.Serialization.JsonPropertyName("sub_mchid")]
+        public string SubMerchantId { get; set; } = string.Empty;
+
+        /// <summary>
+        /// 获取或设置子商户 AppId。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("sub_appid")]
+        [System.Text.Json.Serialization.JsonPropertyName("sub_appid")]
+        public string? SubAppId { get; set; }
+
+        /// <summary>
+        /// 获取或设置商品描述。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("description")]
+        [System.Text.Json.Serialization.JsonPropertyName("description")]
+        public string Description { get; set; } = string.Empty;
+
+        /// <summary>
+        /// 获取或设置商户订单号。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("out_trade_no")]
+        [System.Text.Json.Serialization.JsonPropertyName("out_trade_no")]
+        public string OutTradeNumber { get; set; } = string.Empty;
+
+        /// <summary>
+        /// 获取或设置交易类型。
+        /// <para>默认值：NATIVE</para>
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("trade_type")]
+        [System.Text.Json.Serialization.JsonPropertyName("trade_type")]
+        public string TradeType { get; set; } = "NATIVE";
+
+        /// <summary>
+        /// 获取或设置交易起始时间。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("time_start")]
+        [Newtonsoft.Json.JsonConverter(typeof(Newtonsoft.Json.Converters.RFC3339NullableDateTimeOffsetConverter))]
+        [System.Text.Json.Serialization.JsonPropertyName("time_start")]
+        [System.Text.Json.Serialization.JsonConverter(typeof(System.Text.Json.Converters.RFC3339NullableDateTimeOffsetConverter))]
+        public DateTimeOffset? StartTime { get; set; }
+
+        /// <summary>
+        /// 获取或设置交易结束时间。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("time_expire")]
+        [Newtonsoft.Json.JsonConverter(typeof(Newtonsoft.Json.Converters.RFC3339NullableDateTimeOffsetConverter))]
+        [System.Text.Json.Serialization.JsonPropertyName("time_expire")]
+        [System.Text.Json.Serialization.JsonConverter(typeof(System.Text.Json.Converters.RFC3339NullableDateTimeOffsetConverter))]
+        public DateTimeOffset? ExpireTime { get; set; }
+
+        /// <summary>
+        /// 获取或设置附加数据。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("attach")]
+        [System.Text.Json.Serialization.JsonPropertyName("attach")]
+        public string? Attachment { get; set; }
+
+        /// <summary>
+        /// 获取或设置回调通知地址。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("notify_url")]
+        [System.Text.Json.Serialization.JsonPropertyName("notify_url")]
+        public string? NotifyUrl { get; set; }
+
+        /// <summary>
+        /// 获取或设置订单优惠标记。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("goods_tag")]
+        [System.Text.Json.Serialization.JsonPropertyName("goods_tag")]
+        public string? GoodsTag { get; set; }
+
+        /// <summary>
+        /// 获取或设置指定付款方式编码。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("limit_pay")]
+        [System.Text.Json.Serialization.JsonPropertyName("limit_pay")]
+        public string? LimitPayCode { get; set; }
+
+        /// <summary>
+        /// 获取或设置支付者信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("payer")]
+        [System.Text.Json.Serialization.JsonPropertyName("payer")]
+        public Types.Payer? Payer { get; set; }
+
+        /// <summary>
+        /// 获取或设置金额信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("amount")]
+        [System.Text.Json.Serialization.JsonPropertyName("amount")]
+        public Types.Amount Amount { get; set; } = new Types.Amount();
+
+        /// <summary>
+        /// 获取或设置商品信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("detail")]
+        [System.Text.Json.Serialization.JsonPropertyName("detail")]
+        public Types.Detail? Detail { get; set; }
+
+        /// <summary>
+        /// 获取或设置场景信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("scene_info")]
+        [System.Text.Json.Serialization.JsonPropertyName("scene_info")]
+        public Types.Scene? Scene { get; set; }
+
+        /// <summary>
+        /// 获取或设置商户行业编码。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("merchant_category_code")]
+        [System.Text.Json.Serialization.JsonPropertyName("merchant_category_code")]
+        public string MerchantCategoryCode { get; set; } = string.Empty;
+    }
+}

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/HKPartnerTransactions/CreateHKPartnerTransactionNativeResponse.cs

@@ -0,0 +1,9 @@
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
+{
+    /// <summary>
+    /// <para>表示 [POST] /transactions/native 接口的响应。</para>
+    /// </summary>
+    public class CreateHKPartnerTransactionNativeResponse : CreateHKTransactionNativeResponse
+    {
+    }
+}

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/HKPartnerTransactions/GetHKPartnerTransactionByIdRequest.cs

@@ -0,0 +1,9 @@
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
+{
+    /// <summary>
+    /// <para>表示 [GET] /transactions/id/{transaction_id} 接口的请求。</para>
+    /// </summary>
+    public class GetHKPartnerTransactionByIdRequest : GetPayPartnerTransactionByIdRequest
+    {
+    }
+}

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/HKPartnerTransactions/GetHKPartnerTransactionByIdResponse.cs

@@ -0,0 +1,9 @@
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
+{
+    /// <summary>
+    /// <para>表示 [GET] /transactions/id/{transaction_id} 接口的响应。</para>
+    /// </summary>
+    public class GetHKPartnerTransactionByIdResponse : GetHKPartnerTransactionByOutTradeNumberResponse
+    {
+    }
+}

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/HKPartnerTransactions/GetHKPartnerTransactionByOutTradeNumberRequest.cs

@@ -0,0 +1,9 @@
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
+{
+    /// <summary>
+    /// <para>表示 [GET] /transactions/out-trade-no/{out_trade_no} 接口的请求。</para>
+    /// </summary>
+    public class GetHKPartnerTransactionByOutTradeNumberRequest : GetPayPartnerTransactionByOutTradeNumberRequest
+    {
+    }
+}

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/HKPartnerTransactions/GetHKPartnerTransactionByOutTradeNumberResponse.cs

@@ -0,0 +1,145 @@
+using System;
+
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
+{
+    /// <summary>
+    /// <para>表示 [GET] /transactions/out-trade-no/{out_trade_no} 接口的响应。</para>
+    /// </summary>
+    public class GetHKPartnerTransactionByOutTradeNumberResponse : WechatTenpayResponse
+    {
+        public static class Types
+        {
+            public class Payer
+            {
+                /// <summary>
+                /// 获取或设置用户在服务商下唯一标识。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("sp_openid")]
+                [System.Text.Json.Serialization.JsonPropertyName("sp_openid")]
+                public string? OpenId { get; set; }
+
+                /// <summary>
+                /// 获取或设置用户在子商户下唯一标识。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("sub_openid")]
+                [System.Text.Json.Serialization.JsonPropertyName("sub_openid")]
+                public string? SubOpenId { get; set; }
+            }
+
+            public class Amount : GetHKTransactionByOutTradeNumberResponse.Types.Amount
+            {
+            }
+
+            public class Promotion : GetHKTransactionByOutTradeNumberResponse.Types.Promotion
+            {
+            }
+        }
+
+        /// <summary>
+        /// 获取或设置微信商户号。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("sp_mchid")]
+        [System.Text.Json.Serialization.JsonPropertyName("sp_mchid")]
+        public string MerchantId { get; set; } = default!;
+
+        /// <summary>
+        /// 获取或设置微信 AppId。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("sp_appid")]
+        [System.Text.Json.Serialization.JsonPropertyName("sp_appid")]
+        public string AppId { get; set; } = default!;
+
+        /// <summary>
+        /// 获取或设置子商户号。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("sub_mchid")]
+        [System.Text.Json.Serialization.JsonPropertyName("sub_mchid")]
+        public string SubMerchantId { get; set; } = default!;
+
+        /// <summary>
+        /// 获取或设置子商户 AppId。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("sub_appid")]
+        [System.Text.Json.Serialization.JsonPropertyName("sub_appid")]
+        public string? SubAppId { get; set; }
+
+        /// <summary>
+        /// 获取或设置商户订单号。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("out_trade_no")]
+        [System.Text.Json.Serialization.JsonPropertyName("out_trade_no")]
+        public string OutTradeNumber { get; set; } = default!;
+
+        /// <summary>
+        /// 获取或设置微信支付订单号。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("id")]
+        [System.Text.Json.Serialization.JsonPropertyName("id")]
+        public string? TransactionId { get; set; }
+
+        /// <summary>
+        /// 获取或设置交易类型。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("trade_type")]
+        [System.Text.Json.Serialization.JsonPropertyName("trade_type")]
+        public string TradeType { get; set; } = default!;
+
+        /// <summary>
+        /// 获取或设置交易状态。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("trade_state")]
+        [System.Text.Json.Serialization.JsonPropertyName("trade_state")]
+        public string TradeState { get; set; } = default!;
+
+        /// <summary>
+        /// 获取或设置交易状态描述。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("trade_state_desc")]
+        [System.Text.Json.Serialization.JsonPropertyName("trade_state_desc")]
+        public string TradeStateDescription { get; set; } = default!;
+
+        /// <summary>
+        /// 获取或设置付款银行类型。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("bank_type")]
+        [System.Text.Json.Serialization.JsonPropertyName("bank_type")]
+        public string? BankType { get; set; }
+
+        /// <summary>
+        /// 获取或设置附加数据。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("attach")]
+        [System.Text.Json.Serialization.JsonPropertyName("attach")]
+        public string? Attachment { get; set; }
+
+        /// <summary>
+        /// 获取或设置支付完成时间。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("success_time")]
+        [Newtonsoft.Json.JsonConverter(typeof(Newtonsoft.Json.Converters.RFC3339NullableDateTimeOffsetConverter))]
+        [System.Text.Json.Serialization.JsonPropertyName("success_time")]
+        [System.Text.Json.Serialization.JsonConverter(typeof(System.Text.Json.Converters.RFC3339NullableDateTimeOffsetConverter))]
+        public DateTimeOffset? SuccessTime { get; set; }
+
+        /// <summary>
+        /// 获取或设置支付者信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("payer")]
+        [System.Text.Json.Serialization.JsonPropertyName("payer")]
+        public Types.Payer? Payer { get; set; }
+
+        /// <summary>
+        /// 获取或设置金额信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("amount")]
+        [System.Text.Json.Serialization.JsonPropertyName("amount")]
+        public Types.Amount Amount { get; set; } = default!;
+
+        /// <summary>
+        /// 获取或设置优惠信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("promotion_detail")]
+        [System.Text.Json.Serialization.JsonPropertyName("promotion_detail")]
+        public Types.Promotion[]? PromotionList { get; set; }
+    }
+}

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/HKPartnerTransactions/ReverseHKPartnerTransactionRequest.cs

@@ -0,0 +1,9 @@
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
+{
+    /// <summary>
+    /// <para>表示 [POST] /transactions/out-trade-no/{out_trade_no}/reverse 接口的请求。</para>
+    /// </summary>
+    public class ReverseHKPartnerTransactionRequest : CloseHKPartnerTransactionRequest
+    {
+    }
+}

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/HKPartnerTransactions/ReverseHKPartnerTransactionResponse.cs

@@ -0,0 +1,9 @@
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
+{
+    /// <summary>
+    /// <para>表示 [POST] /transactions/out-trade-no/{out_trade_no}/reverse 接口的响应。</para>
+    /// </summary>
+    public class ReverseHKPartnerTransactionResponse : CloseHKPartnerTransactionResponse
+    {
+    }
+}

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/HKPartnerTransactions/Settlements/QueryHKSettlementsRequest.cs

@@ -0,0 +1,52 @@
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
+{
+    /// <summary>
+    /// <para>表示 [GET] /settle/settlements 接口的请求。</para>
+    /// </summary>
+    public class QueryHKSettlementsRequest : WechatTenpayRequest
+    {
+        /// <summary>
+        /// 获取或设置结算状态。
+        /// </summary>
+        [Newtonsoft.Json.JsonIgnore]
+        [System.Text.Json.Serialization.JsonIgnore]
+        public string SettleState { get; set; } = string.Empty;
+
+        /// <summary>
+        /// 获取或设置子商户号。
+        /// </summary>
+        [Newtonsoft.Json.JsonIgnore]
+        [System.Text.Json.Serialization.JsonIgnore]
+        public string? SubMerchantId { get; set; }
+
+        /// <summary>
+        /// 获取或设置交易开始日期字符串（格式：yyyyMMdd）。
+        /// </summary>
+        [Newtonsoft.Json.JsonIgnore]
+        [System.Text.Json.Serialization.JsonIgnore]
+        public string? StartDateString { get; set; }
+
+        /// <summary>
+        /// 获取或设置交易结束日期字符串（格式：yyyyMMdd）。
+        /// </summary>
+        [Newtonsoft.Json.JsonIgnore]
+        [System.Text.Json.Serialization.JsonIgnore]
+        public string? EndDateString { get; set; }
+
+        /// <summary>
+        /// 获取或设置分页起始位置。
+        /// <para>默认值：0</para>
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("offset")]
+        [System.Text.Json.Serialization.JsonPropertyName("offset")]
+        public int Offset { get; set; } = 0;
+
+        /// <summary>
+        /// 获取或设置分页每页数量。
+        /// <para>默认值：10</para>
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("limit")]
+        [System.Text.Json.Serialization.JsonPropertyName("limit")]
+        public int Limit { get; set; } = 10;
+    }
+}

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/HKPartnerTransactions/Settlements/QueryHKSettlementsResponse.cs

@@ -0,0 +1,139 @@
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
+{
+    /// <summary>
+    /// <para>表示 [GET] /settle/settlements 接口的响应。</para>
+    /// </summary>
+    public class QueryHKSettlementsResponse : WechatTenpayResponse
+    {
+        public static class Types
+        {
+            public class Settlement
+            {
+                public static class Types
+                {
+                    public class Amount
+                    {
+                        /// <summary>
+                        /// 获取或设置已划账金额（单位：指定货币的最小单位）。
+                        /// </summary>
+                        [Newtonsoft.Json.JsonProperty("settled")]
+                        [System.Text.Json.Serialization.JsonPropertyName("settled")]
+                        public int SettledAmount { get; set; }
+
+                        /// <summary>
+                        /// 获取或设置未划账金额（单位：指定货币的最小单位）。
+                        /// </summary>
+                        [Newtonsoft.Json.JsonProperty("unsettle")]
+                        [System.Text.Json.Serialization.JsonPropertyName("unsettle")]
+                        public int UnsettledAmount { get; set; }
+
+                        /// <summary>
+                        /// 获取或设置结算币种。
+                        /// </summary>
+                        [Newtonsoft.Json.JsonProperty("currency")]
+                        [System.Text.Json.Serialization.JsonPropertyName("currency")]
+                        public string Currency { get; set; } = default!;
+
+                        /// <summary>
+                        /// 获取或设置该结算周期内会发生结算的交易总金额（单位：指定货币的最小单位）。
+                        /// </summary>
+                        [Newtonsoft.Json.JsonProperty("pay")]
+                        [System.Text.Json.Serialization.JsonPropertyName("pay")]
+                        public int PayAmount { get; set; }
+
+                        /// <summary>
+                        /// 获取或设置该结算周期内退款总金额（单位：指定货币的最小单位）。
+                        /// </summary>
+                        [Newtonsoft.Json.JsonProperty("refund")]
+                        [System.Text.Json.Serialization.JsonPropertyName("refund")]
+                        public int RefundAmount { get; set; }
+
+                        /// <summary>
+                        /// 获取或设置该结算周期交易与退款总金额之差（单位：指定货币的最小单位）。
+                        /// </summary>
+                        [Newtonsoft.Json.JsonProperty("net")]
+                        [System.Text.Json.Serialization.JsonPropertyName("net")]
+                        public int NetAmount { get; set; }
+
+                        /// <summary>
+                        /// 获取或设置手续费金额（单位：指定货币的最小单位）。
+                        /// </summary>
+                        [Newtonsoft.Json.JsonProperty("fee")]
+                        [System.Text.Json.Serialization.JsonPropertyName("fee")]
+                        public int Fee { get; set; }
+                    }
+                }
+
+                /// <summary>
+                /// 获取或设置付汇批次号。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("batch_id")]
+                [System.Text.Json.Serialization.JsonPropertyName("batch_id")]
+                public string BatchId { get; set; } = default!;
+
+                /// <summary>
+                /// 获取或设置结算日期字符串（格式：yyyyMMdd）。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("settlement_date")]
+                [System.Text.Json.Serialization.JsonPropertyName("settlement_date")]
+                public string SettlementDateString { get; set; } = default!;
+
+                /// <summary>
+                /// 获取或设置交易开始日期字符串（格式：yyyyMMdd）。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("trade_start_date")]
+                [System.Text.Json.Serialization.JsonPropertyName("trade_start_date")]
+                public string StartDateString { get; set; } = default!;
+
+                /// <summary>
+                /// 获取或设置交易结束日期字符串（格式：yyyyMMdd）。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("trade_end_date")]
+                [System.Text.Json.Serialization.JsonPropertyName("trade_end_date")]
+                public string EndDateString { get; set; } = default!;
+
+                /// <summary>
+                /// 获取或设置金额信息。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("amount")]
+                [System.Text.Json.Serialization.JsonPropertyName("amount")]
+                public Types.Amount Amount { get; set; } = default!;
+
+                /// <summary>
+                /// 获取或设置钱包主体类型。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("wallet_region")]
+                [System.Text.Json.Serialization.JsonPropertyName("wallet_region")]
+                public string? WalletRegionType { get; set; }
+            }
+        }
+
+        /// <summary>
+        /// 获取或设置结算记录列表。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("data")]
+        [System.Text.Json.Serialization.JsonPropertyName("data")]
+        public Types.Settlement[]? SettlementList { get; set; }
+
+        /// <summary>
+        /// 获取或设置分页大小。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("limit")]
+        [System.Text.Json.Serialization.JsonPropertyName("limit")]
+        public int Limit { get; set; }
+
+        /// <summary>
+        /// 获取或设置分页开始位置。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("offset")]
+        [System.Text.Json.Serialization.JsonPropertyName("offset")]
+        public int Offset { get; set; }
+
+        /// <summary>
+        /// 获取或设置结算记录总数。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("total_count")]
+        [System.Text.Json.Serialization.JsonPropertyName("total_count")]
+        public int TotalCount { get; set; }
+    }
+}

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/HKPartnerTransactions/Statements/DownloadHKStatementsRequest.cs

@@ -0,0 +1,22 @@
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
+{
+    /// <summary>
+    /// <para>表示 [GET] /statements 接口的请求。</para>
+    /// </summary>
+    public class DownloadHKStatementsRequest : WechatTenpayRequest
+    {
+        /// <summary>
+        /// 获取或设置账单日期字符串（格式：yyyyMMdd）。
+        /// </summary>
+        [Newtonsoft.Json.JsonIgnore]
+        [System.Text.Json.Serialization.JsonIgnore]
+        public string DateString { get; set; } = string.Empty;
+
+        /// <summary>
+        /// 获取或设置子商户号。
+        /// </summary>
+        [Newtonsoft.Json.JsonIgnore]
+        [System.Text.Json.Serialization.JsonIgnore]
+        public string? SubMerchantId { get; set; }
+    }
+}

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/HKPartnerTransactions/Statements/DownloadHKStatementsResponse.cs

@@ -0,0 +1,13 @@
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
+{
+    /// <summary>
+    /// <para>表示 [GET] /statements 接口的响应。</para>
+    /// </summary>
+    public class DownloadHKStatementsResponse : WechatTenpayResponse
+    {
+        public override bool IsSuccessful()
+        {
+            return base.IsSuccessful() && RawBytes.Length > 0;
+        }
+    }
+}

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/HKTransactions/CloseHKTransactionRequest.cs

@@ -0,0 +1,9 @@
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
+{
+    /// <summary>
+    /// <para>表示 [POST] /transactions/out-trade-no/{out_trade_no}/close 接口的请求。</para>
+    /// </summary>
+    public class CloseHKTransactionRequest : ClosePayTransactionRequest
+    {
+    }
+}

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/HKTransactions/CloseHKTransactionResponse.cs

@@ -0,0 +1,9 @@
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
+{
+    /// <summary>
+    /// <para>表示 [POST] /transactions/out-trade-no/{out_trade_no}/close 接口的响应。</para>
+    /// </summary>
+    public class CloseHKTransactionResponse : ClosePayTransactionResponse
+    {
+    }
+}

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/HKTransactions/CreateHKTransactionAppRequest.cs

@@ -0,0 +1,269 @@
+using System;
+using System.Collections.Generic;
+
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
+{
+    /// <summary>
+    /// <para>表示 [POST] /transactions/app 接口的请求。</para>
+    /// </summary>
+    public class CreateHKTransactionAppRequest : WechatTenpayRequest
+    {
+        public static class Types
+        {
+            public class Payer
+            {
+                /// <summary>
+                /// 获取或设置用户唯一标识。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("openid")]
+                [System.Text.Json.Serialization.JsonPropertyName("openid")]
+                public string? OpenId { get; set; }
+            }
+
+            public class Amount
+            {
+                /// <summary>
+                /// 获取或设置总金额（单位：指定货币的最小单位）。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("total")]
+                [System.Text.Json.Serialization.JsonPropertyName("total")]
+                public int Total { get; set; }
+
+                /// <summary>
+                /// 获取或设置币种。
+                /// <para>默认值：HKD</para>
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("currency")]
+                [System.Text.Json.Serialization.JsonPropertyName("currency")]
+                public string Currency { get; set; } = "HKD";
+            }
+
+            public class Detail
+            {
+                public static class Types
+                {
+                    public class GoodsDetail
+                    {
+                        /// <summary>
+                        /// 获取或设置商户侧商品编码。
+                        /// </summary>
+                        [Newtonsoft.Json.JsonProperty("goods_id")]
+                        [System.Text.Json.Serialization.JsonPropertyName("goods_id")]
+                        public string MerchantGoodsId { get; set; } = string.Empty;
+
+                        /// <summary>
+                        /// 获取或设置微信侧商品编码。
+                        /// </summary>
+                        [Newtonsoft.Json.JsonProperty("wxpay_goods_id")]
+                        [System.Text.Json.Serialization.JsonPropertyName("wxpay_goods_id")]
+                        public string? WechatpayGoodsId { get; set; }
+
+                        /// <summary>
+                        /// 获取或设置商品名称。
+                        /// </summary>
+                        [Newtonsoft.Json.JsonProperty("goods_name")]
+                        [System.Text.Json.Serialization.JsonPropertyName("goods_name")]
+                        public string? GoodsName { get; set; }
+
+                        /// <summary>
+                        /// 获取或设置商品数量。
+                        /// </summary>
+                        [Newtonsoft.Json.JsonProperty("quantity")]
+                        [System.Text.Json.Serialization.JsonPropertyName("quantity")]
+                        public int Quantity { get; set; }
+
+                        /// <summary>
+                        /// 获取或设置商品单价（单位：指定货币的最小单位）。
+                        /// </summary>
+                        [Newtonsoft.Json.JsonProperty("price")]
+                        [System.Text.Json.Serialization.JsonPropertyName("price")]
+                        public int UnitPrice { get; set; }
+                    }
+                }
+
+                /// <summary>
+                /// 获取或设置订单原价（单位：指定货币的最小单位）。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("cost_price")]
+                [System.Text.Json.Serialization.JsonPropertyName("cost_price")]
+                public int? CostPrice { get; set; }
+
+                /// <summary>
+                /// 获取或设置商品小票 ID。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("receipt_id")]
+                [System.Text.Json.Serialization.JsonPropertyName("receipt_id")]
+                public string? ReceiptId { get; set; }
+
+                /// <summary>
+                /// 获取或设置单品列表。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("goods_detail")]
+                [System.Text.Json.Serialization.JsonPropertyName("goods_detail")]
+                public List<Types.GoodsDetail>? GoodsList { get; set; }
+            }
+
+            public class Scene
+            {
+                public static class Types
+                {
+                    public class Store : CreatePayTransactionAppRequest.Types.Scene.Types.Store
+                    {
+                    }
+                }
+
+                /// <summary>
+                /// 获取或设置用户终端 IP。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("payer_client_ip")]
+                [System.Text.Json.Serialization.JsonPropertyName("payer_client_ip")]
+                public string ClientIp { get; set; } = string.Empty;
+
+                /// <summary>
+                /// 获取或设置商户端设备号。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("device_id")]
+                [System.Text.Json.Serialization.JsonPropertyName("device_id")]
+                public string? DeviceId { get; set; }
+
+                /// <summary>
+                /// 获取或设置商户端设备 IP。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("device_ip")]
+                [System.Text.Json.Serialization.JsonPropertyName("device_ip")]
+                public string? DeviceIp { get; set; }
+
+                /// <summary>
+                /// 获取或设置操作员 ID。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("operator_id")]
+                [System.Text.Json.Serialization.JsonPropertyName("operator_id")]
+                public string? OperatorId { get; set; }
+
+                /// <summary>
+                /// 获取或设置商户门店信息。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("store_info")]
+                [System.Text.Json.Serialization.JsonPropertyName("store_info")]
+                public Types.Store? Store { get; set; }
+            }
+        }
+
+        /// <summary>
+        /// 获取或设置微信商户号。如果不指定将使用构造 <see cref="WechatTenpayClient"/> 时的 <see cref="WechatTenpayClientOptions.MerchantId"/> 参数。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("mchid")]
+        [System.Text.Json.Serialization.JsonPropertyName("mchid")]
+        public string? MerchantId { get; set; }
+
+        /// <summary>
+        /// 获取或设置微信 AppId。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("appid")]
+        [System.Text.Json.Serialization.JsonPropertyName("appid")]
+        public string AppId { get; set; } = string.Empty;
+
+        /// <summary>
+        /// 获取或设置商品描述。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("description")]
+        [System.Text.Json.Serialization.JsonPropertyName("description")]
+        public string Description { get; set; } = string.Empty;
+
+        /// <summary>
+        /// 获取或设置商户订单号。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("out_trade_no")]
+        [System.Text.Json.Serialization.JsonPropertyName("out_trade_no")]
+        public string OutTradeNumber { get; set; } = string.Empty;
+
+        /// <summary>
+        /// 获取或设置交易类型。
+        /// <para>默认值：APP</para>
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("trade_type")]
+        [System.Text.Json.Serialization.JsonPropertyName("trade_type")]
+        public string TradeType { get; set; } = "APP";
+
+        /// <summary>
+        /// 获取或设置交易起始时间。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("time_start")]
+        [Newtonsoft.Json.JsonConverter(typeof(Newtonsoft.Json.Converters.RFC3339NullableDateTimeOffsetConverter))]
+        [System.Text.Json.Serialization.JsonPropertyName("time_start")]
+        [System.Text.Json.Serialization.JsonConverter(typeof(System.Text.Json.Converters.RFC3339NullableDateTimeOffsetConverter))]
+        public DateTimeOffset? StartTime { get; set; }
+
+        /// <summary>
+        /// 获取或设置交易结束时间。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("time_expire")]
+        [Newtonsoft.Json.JsonConverter(typeof(Newtonsoft.Json.Converters.RFC3339NullableDateTimeOffsetConverter))]
+        [System.Text.Json.Serialization.JsonPropertyName("time_expire")]
+        [System.Text.Json.Serialization.JsonConverter(typeof(System.Text.Json.Converters.RFC3339NullableDateTimeOffsetConverter))]
+        public DateTimeOffset? ExpireTime { get; set; }
+
+        /// <summary>
+        /// 获取或设置附加数据。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("attach")]
+        [System.Text.Json.Serialization.JsonPropertyName("attach")]
+        public string? Attachment { get; set; }
+
+        /// <summary>
+        /// 获取或设置回调通知地址。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("notify_url")]
+        [System.Text.Json.Serialization.JsonPropertyName("notify_url")]
+        public string? NotifyUrl { get; set; }
+
+        /// <summary>
+        /// 获取或设置订单优惠标记。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("goods_tag")]
+        [System.Text.Json.Serialization.JsonPropertyName("goods_tag")]
+        public string? GoodsTag { get; set; }
+
+        /// <summary>
+        /// 获取或设置指定付款方式编码。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("limit_pay")]
+        [System.Text.Json.Serialization.JsonPropertyName("limit_pay")]
+        public string? LimitPayCode { get; set; }
+
+        /// <summary>
+        /// 获取或设置支付者信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("payer")]
+        [System.Text.Json.Serialization.JsonPropertyName("payer")]
+        public Types.Payer Payer { get; set; } = new Types.Payer();
+
+        /// <summary>
+        /// 获取或设置金额信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("amount")]
+        [System.Text.Json.Serialization.JsonPropertyName("amount")]
+        public Types.Amount Amount { get; set; } = new Types.Amount();
+
+        /// <summary>
+        /// 获取或设置商品信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("detail")]
+        [System.Text.Json.Serialization.JsonPropertyName("detail")]
+        public Types.Detail? Detail { get; set; }
+
+        /// <summary>
+        /// 获取或设置场景信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("scene_info")]
+        [System.Text.Json.Serialization.JsonPropertyName("scene_info")]
+        public Types.Scene? Scene { get; set; }
+
+        /// <summary>
+        /// 获取或设置商户行业编码。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("merchant_category_code")]
+        [System.Text.Json.Serialization.JsonPropertyName("merchant_category_code")]
+        public string MerchantCategoryCode { get; set; } = string.Empty;
+    }
+}

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/HKTransactions/CreateHKTransactionAppResponse.cs

@@ -0,0 +1,9 @@
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
+{
+    /// <summary>
+    /// <para>表示 [POST] /transactions/app 接口的响应。</para>
+    /// </summary>
+    public class CreateHKTransactionAppResponse : CreatePayTransactionAppResponse
+    {
+    }
+}

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/HKTransactions/CreateHKTransactionJsapiRequest.cs

@@ -0,0 +1,158 @@
+using System;
+
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
+{
+    /// <summary>
+    /// <para>表示 [POST] /transactions/jsapi 接口的请求。</para>
+    /// </summary>
+    public class CreateHKTransactionJsapiRequest : WechatTenpayRequest
+    {
+        public static class Types
+        {
+            public class Payer : CreateHKTransactionAppRequest.Types.Payer
+            {
+            }
+
+            public class Amount : CreateHKTransactionAppRequest.Types.Amount
+            {
+            }
+
+            public class Detail : CreateHKTransactionAppRequest.Types.Detail
+            {
+                public new static class Types
+                {
+                    public class GoodsDetail : CreateHKTransactionAppRequest.Types.Detail.Types.GoodsDetail
+                    {
+                    }
+                }
+            }
+
+            public class Scene : CreateHKTransactionAppRequest.Types.Scene
+            {
+                public new static class Types
+                {
+                    public class Store : CreateHKTransactionAppRequest.Types.Scene.Types.Store
+                    {
+                    }
+                }
+            }
+        }
+
+        /// <summary>
+        /// 获取或设置微信商户号。如果不指定将使用构造 <see cref="WechatTenpayClient"/> 时的 <see cref="WechatTenpayClientOptions.MerchantId"/> 参数。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("mchid")]
+        [System.Text.Json.Serialization.JsonPropertyName("mchid")]
+        public string? MerchantId { get; set; }
+
+        /// <summary>
+        /// 获取或设置微信 AppId。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("appid")]
+        [System.Text.Json.Serialization.JsonPropertyName("appid")]
+        public string AppId { get; set; } = string.Empty;
+
+        /// <summary>
+        /// 获取或设置商品描述。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("description")]
+        [System.Text.Json.Serialization.JsonPropertyName("description")]
+        public string Description { get; set; } = string.Empty;
+
+        /// <summary>
+        /// 获取或设置商户订单号。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("out_trade_no")]
+        [System.Text.Json.Serialization.JsonPropertyName("out_trade_no")]
+        public string OutTradeNumber { get; set; } = string.Empty;
+
+        /// <summary>
+        /// 获取或设置交易类型。
+        /// <para>默认值：JSAPI</para>
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("trade_type")]
+        [System.Text.Json.Serialization.JsonPropertyName("trade_type")]
+        public string TradeType { get; set; } = "JSAPI";
+
+        /// <summary>
+        /// 获取或设置交易起始时间。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("time_start")]
+        [Newtonsoft.Json.JsonConverter(typeof(Newtonsoft.Json.Converters.RFC3339NullableDateTimeOffsetConverter))]
+        [System.Text.Json.Serialization.JsonPropertyName("time_start")]
+        [System.Text.Json.Serialization.JsonConverter(typeof(System.Text.Json.Converters.RFC3339NullableDateTimeOffsetConverter))]
+        public DateTimeOffset? StartTime { get; set; }
+
+        /// <summary>
+        /// 获取或设置交易结束时间。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("time_expire")]
+        [Newtonsoft.Json.JsonConverter(typeof(Newtonsoft.Json.Converters.RFC3339NullableDateTimeOffsetConverter))]
+        [System.Text.Json.Serialization.JsonPropertyName("time_expire")]
+        [System.Text.Json.Serialization.JsonConverter(typeof(System.Text.Json.Converters.RFC3339NullableDateTimeOffsetConverter))]
+        public DateTimeOffset? ExpireTime { get; set; }
+
+        /// <summary>
+        /// 获取或设置附加数据。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("attach")]
+        [System.Text.Json.Serialization.JsonPropertyName("attach")]
+        public string? Attachment { get; set; }
+
+        /// <summary>
+        /// 获取或设置回调通知地址。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("notify_url")]
+        [System.Text.Json.Serialization.JsonPropertyName("notify_url")]
+        public string? NotifyUrl { get; set; }
+
+        /// <summary>
+        /// 获取或设置订单优惠标记。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("goods_tag")]
+        [System.Text.Json.Serialization.JsonPropertyName("goods_tag")]
+        public string? GoodsTag { get; set; }
+
+        /// <summary>
+        /// 获取或设置指定付款方式编码。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("limit_pay")]
+        [System.Text.Json.Serialization.JsonPropertyName("limit_pay")]
+        public string? LimitPayCode { get; set; }
+
+        /// <summary>
+        /// 获取或设置支付者信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("payer")]
+        [System.Text.Json.Serialization.JsonPropertyName("payer")]
+        public Types.Payer Payer { get; set; } = new Types.Payer();
+
+        /// <summary>
+        /// 获取或设置金额信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("amount")]
+        [System.Text.Json.Serialization.JsonPropertyName("amount")]
+        public Types.Amount Amount { get; set; } = new Types.Amount();
+
+        /// <summary>
+        /// 获取或设置商品信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("detail")]
+        [System.Text.Json.Serialization.JsonPropertyName("detail")]
+        public Types.Detail? Detail { get; set; }
+
+        /// <summary>
+        /// 获取或设置场景信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("scene_info")]
+        [System.Text.Json.Serialization.JsonPropertyName("scene_info")]
+        public Types.Scene? Scene { get; set; }
+
+        /// <summary>
+        /// 获取或设置商户行业编码。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("merchant_category_code")]
+        [System.Text.Json.Serialization.JsonPropertyName("merchant_category_code")]
+        public string MerchantCategoryCode { get; set; } = string.Empty;
+    }
+}

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/HKTransactions/CreateHKTransactionJsapiResponse.cs

@@ -0,0 +1,9 @@
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
+{
+    /// <summary>
+    /// <para>表示 [POST] /transactions/jsapi 接口的响应。</para>
+    /// </summary>
+    public class CreateHKTransactionJsapiResponse : CreatePayTransactionJsapiResponse
+    {
+    }
+}

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/HKTransactions/CreateHKTransactionMWebRequest.cs

@@ -0,0 +1,158 @@
+using System;
+
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
+{
+    /// <summary>
+    /// <para>表示 [POST] /transactions/mweb 接口的请求。</para>
+    /// </summary>
+    public class CreateHKTransactionMWebRequest : WechatTenpayRequest
+    {
+        public static class Types
+        {
+            public class Payer : CreateHKTransactionAppRequest.Types.Payer
+            {
+            }
+
+            public class Amount : CreateHKTransactionAppRequest.Types.Amount
+            {
+            }
+
+            public class Detail : CreateHKTransactionAppRequest.Types.Detail
+            {
+                public new static class Types
+                {
+                    public class GoodsDetail : CreateHKTransactionAppRequest.Types.Detail.Types.GoodsDetail
+                    {
+                    }
+                }
+            }
+
+            public class Scene : CreateHKTransactionAppRequest.Types.Scene
+            {
+                public new static class Types
+                {
+                    public class Store : CreateHKTransactionAppRequest.Types.Scene.Types.Store
+                    {
+                    }
+                }
+            }
+        }
+
+        /// <summary>
+        /// 获取或设置微信商户号。如果不指定将使用构造 <see cref="WechatTenpayClient"/> 时的 <see cref="WechatTenpayClientOptions.MerchantId"/> 参数。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("mchid")]
+        [System.Text.Json.Serialization.JsonPropertyName("mchid")]
+        public string? MerchantId { get; set; }
+
+        /// <summary>
+        /// 获取或设置微信 AppId。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("appid")]
+        [System.Text.Json.Serialization.JsonPropertyName("appid")]
+        public string AppId { get; set; } = string.Empty;
+
+        /// <summary>
+        /// 获取或设置商品描述。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("description")]
+        [System.Text.Json.Serialization.JsonPropertyName("description")]
+        public string Description { get; set; } = string.Empty;
+
+        /// <summary>
+        /// 获取或设置商户订单号。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("out_trade_no")]
+        [System.Text.Json.Serialization.JsonPropertyName("out_trade_no")]
+        public string OutTradeNumber { get; set; } = string.Empty;
+
+        /// <summary>
+        /// 获取或设置交易类型。
+        /// <para>默认值：MWEB</para>
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("trade_type")]
+        [System.Text.Json.Serialization.JsonPropertyName("trade_type")]
+        public string TradeType { get; set; } = "MWEB";
+
+        /// <summary>
+        /// 获取或设置交易起始时间。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("time_start")]
+        [Newtonsoft.Json.JsonConverter(typeof(Newtonsoft.Json.Converters.RFC3339NullableDateTimeOffsetConverter))]
+        [System.Text.Json.Serialization.JsonPropertyName("time_start")]
+        [System.Text.Json.Serialization.JsonConverter(typeof(System.Text.Json.Converters.RFC3339NullableDateTimeOffsetConverter))]
+        public DateTimeOffset? StartTime { get; set; }
+
+        /// <summary>
+        /// 获取或设置交易结束时间。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("time_expire")]
+        [Newtonsoft.Json.JsonConverter(typeof(Newtonsoft.Json.Converters.RFC3339NullableDateTimeOffsetConverter))]
+        [System.Text.Json.Serialization.JsonPropertyName("time_expire")]
+        [System.Text.Json.Serialization.JsonConverter(typeof(System.Text.Json.Converters.RFC3339NullableDateTimeOffsetConverter))]
+        public DateTimeOffset? ExpireTime { get; set; }
+
+        /// <summary>
+        /// 获取或设置附加数据。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("attach")]
+        [System.Text.Json.Serialization.JsonPropertyName("attach")]
+        public string? Attachment { get; set; }
+
+        /// <summary>
+        /// 获取或设置回调通知地址。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("notify_url")]
+        [System.Text.Json.Serialization.JsonPropertyName("notify_url")]
+        public string? NotifyUrl { get; set; }
+
+        /// <summary>
+        /// 获取或设置订单优惠标记。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("goods_tag")]
+        [System.Text.Json.Serialization.JsonPropertyName("goods_tag")]
+        public string? GoodsTag { get; set; }
+
+        /// <summary>
+        /// 获取或设置指定付款方式编码。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("limit_pay")]
+        [System.Text.Json.Serialization.JsonPropertyName("limit_pay")]
+        public string? LimitPayCode { get; set; }
+
+        /// <summary>
+        /// 获取或设置支付者信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("payer")]
+        [System.Text.Json.Serialization.JsonPropertyName("payer")]
+        public Types.Payer? Payer { get; set; }
+
+        /// <summary>
+        /// 获取或设置金额信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("amount")]
+        [System.Text.Json.Serialization.JsonPropertyName("amount")]
+        public Types.Amount Amount { get; set; } = new Types.Amount();
+
+        /// <summary>
+        /// 获取或设置商品信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("detail")]
+        [System.Text.Json.Serialization.JsonPropertyName("detail")]
+        public Types.Detail? Detail { get; set; }
+
+        /// <summary>
+        /// 获取或设置场景信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("scene_info")]
+        [System.Text.Json.Serialization.JsonPropertyName("scene_info")]
+        public Types.Scene? Scene { get; set; }
+
+        /// <summary>
+        /// 获取或设置商户行业编码。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("merchant_category_code")]
+        [System.Text.Json.Serialization.JsonPropertyName("merchant_category_code")]
+        public string MerchantCategoryCode { get; set; } = string.Empty;
+    }
+}

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/HKTransactions/CreateHKTransactionMWebResponse.cs

@@ -0,0 +1,15 @@
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
+{
+    /// <summary>
+    /// <para>表示 [POST] /transactions/mweb 接口的响应。</para>
+    /// </summary>
+    public class CreateHKTransactionMWebResponse : WechatTenpayResponse
+    {
+        /// <summary>
+        /// 获取或设置支付跳转链接。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("mweb_url")]
+        [System.Text.Json.Serialization.JsonPropertyName("mweb_url")]
+        public string MWebUrl { get; set; } = default!;
+    }
+}

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/HKTransactions/CreateHKTransactionMicroPayRequest.cs

@@ -0,0 +1,137 @@
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
+{
+    /// <summary>
+    /// <para>表示 [POST] /transactions/micropay 接口的请求。</para>
+    /// </summary>
+    public class CreateHKTransactionMicroPayRequest : WechatTenpayRequest
+    {
+        public static class Types
+        {
+            public class Payer
+            {
+                /// <summary>
+                /// 获取或设置授权码。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("auth_code")]
+                [System.Text.Json.Serialization.JsonPropertyName("auth_code")]
+                public string AuthCode { get; set; } = string.Empty;
+            }
+
+            public class Amount : CreateHKTransactionAppRequest.Types.Amount
+            {
+            }
+
+            public class Detail : CreateHKTransactionAppRequest.Types.Detail
+            {
+                public new static class Types
+                {
+                    public class GoodsDetail : CreateHKTransactionAppRequest.Types.Detail.Types.GoodsDetail
+                    {
+                    }
+                }
+            }
+
+            public class Scene : CreateHKTransactionAppRequest.Types.Scene
+            {
+                public new static class Types
+                {
+                    public class Store : CreateHKTransactionAppRequest.Types.Scene.Types.Store
+                    {
+                    }
+                }
+            }
+        }
+
+        /// <summary>
+        /// 获取或设置微信商户号。如果不指定将使用构造 <see cref="WechatTenpayClient"/> 时的 <see cref="WechatTenpayClientOptions.MerchantId"/> 参数。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("mchid")]
+        [System.Text.Json.Serialization.JsonPropertyName("mchid")]
+        public string? MerchantId { get; set; }
+
+        /// <summary>
+        /// 获取或设置微信 AppId。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("appid")]
+        [System.Text.Json.Serialization.JsonPropertyName("appid")]
+        public string? AppId { get; set; }
+
+        /// <summary>
+        /// 获取或设置商品描述。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("description")]
+        [System.Text.Json.Serialization.JsonPropertyName("description")]
+        public string Description { get; set; } = string.Empty;
+
+        /// <summary>
+        /// 获取或设置商户订单号。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("out_trade_no")]
+        [System.Text.Json.Serialization.JsonPropertyName("out_trade_no")]
+        public string OutTradeNumber { get; set; } = string.Empty;
+
+        /// <summary>
+        /// 获取或设置交易类型。
+        /// <para>默认值：MICROPAY</para>
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("trade_type")]
+        [System.Text.Json.Serialization.JsonPropertyName("trade_type")]
+        public string TradeType { get; set; } = "MICROPAY";
+
+        /// <summary>
+        /// 获取或设置附加数据。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("attach")]
+        [System.Text.Json.Serialization.JsonPropertyName("attach")]
+        public string? Attachment { get; set; }
+
+        /// <summary>
+        /// 获取或设置订单优惠标记。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("goods_tag")]
+        [System.Text.Json.Serialization.JsonPropertyName("goods_tag")]
+        public string? GoodsTag { get; set; }
+
+        /// <summary>
+        /// 获取或设置指定付款方式编码。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("limit_pay")]
+        [System.Text.Json.Serialization.JsonPropertyName("limit_pay")]
+        public string? LimitPayCode { get; set; }
+
+        /// <summary>
+        /// 获取或设置支付者信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("payer")]
+        [System.Text.Json.Serialization.JsonPropertyName("payer")]
+        public Types.Payer Payer { get; set; } = new Types.Payer();
+
+        /// <summary>
+        /// 获取或设置金额信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("amount")]
+        [System.Text.Json.Serialization.JsonPropertyName("amount")]
+        public Types.Amount Amount { get; set; } = new Types.Amount();
+
+        /// <summary>
+        /// 获取或设置商品信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("detail")]
+        [System.Text.Json.Serialization.JsonPropertyName("detail")]
+        public Types.Detail? Detail { get; set; }
+
+        /// <summary>
+        /// 获取或设置场景信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("scene_info")]
+        [System.Text.Json.Serialization.JsonPropertyName("scene_info")]
+        public Types.Scene? Scene { get; set; }
+
+        /// <summary>
+        /// 获取或设置商户行业编码。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("merchant_category_code")]
+        [System.Text.Json.Serialization.JsonPropertyName("merchant_category_code")]
+        public string MerchantCategoryCode { get; set; } = string.Empty;
+    }
+}

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/HKTransactions/CreateHKTransactionMicroPayResponse.cs

@@ -0,0 +1,9 @@
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
+{
+    /// <summary>
+    /// <para>表示 [POST] /transactions/micropay 接口的响应。</para>
+    /// </summary>
+    public class CreateHKTransactionMicroPayResponse : GetHKTransactionByOutTradeNumberResponse
+    {
+    }
+}

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/HKTransactions/CreateHKTransactionNativeRequest.cs

@@ -0,0 +1,158 @@
+using System;
+
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
+{
+    /// <summary>
+    /// <para>表示 [POST] /transactions/native 接口的请求。</para>
+    /// </summary>
+    public class CreateHKTransactionNativeRequest : WechatTenpayRequest
+    {
+        public static class Types
+        {
+            public class Payer : CreateHKTransactionAppRequest.Types.Payer
+            {
+            }
+
+            public class Amount : CreateHKTransactionAppRequest.Types.Amount
+            {
+            }
+
+            public class Detail : CreateHKTransactionAppRequest.Types.Detail
+            {
+                public new static class Types
+                {
+                    public class GoodsDetail : CreateHKTransactionAppRequest.Types.Detail.Types.GoodsDetail
+                    {
+                    }
+                }
+            }
+
+            public class Scene : CreateHKTransactionAppRequest.Types.Scene
+            {
+                public new static class Types
+                {
+                    public class Store : CreateHKTransactionAppRequest.Types.Scene.Types.Store
+                    {
+                    }
+                }
+            }
+        }
+
+        /// <summary>
+        /// 获取或设置微信商户号。如果不指定将使用构造 <see cref="WechatTenpayClient"/> 时的 <see cref="WechatTenpayClientOptions.MerchantId"/> 参数。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("mchid")]
+        [System.Text.Json.Serialization.JsonPropertyName("mchid")]
+        public string? MerchantId { get; set; }
+
+        /// <summary>
+        /// 获取或设置微信 AppId。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("appid")]
+        [System.Text.Json.Serialization.JsonPropertyName("appid")]
+        public string? AppId { get; set; }
+
+        /// <summary>
+        /// 获取或设置商品描述。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("description")]
+        [System.Text.Json.Serialization.JsonPropertyName("description")]
+        public string Description { get; set; } = string.Empty;
+
+        /// <summary>
+        /// 获取或设置商户订单号。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("out_trade_no")]
+        [System.Text.Json.Serialization.JsonPropertyName("out_trade_no")]
+        public string OutTradeNumber { get; set; } = string.Empty;
+
+        /// <summary>
+        /// 获取或设置交易类型。
+        /// <para>默认值：NATIVE</para>
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("trade_type")]
+        [System.Text.Json.Serialization.JsonPropertyName("trade_type")]
+        public string TradeType { get; set; } = "NATIVE";
+
+        /// <summary>
+        /// 获取或设置交易起始时间。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("time_start")]
+        [Newtonsoft.Json.JsonConverter(typeof(Newtonsoft.Json.Converters.RFC3339NullableDateTimeOffsetConverter))]
+        [System.Text.Json.Serialization.JsonPropertyName("time_start")]
+        [System.Text.Json.Serialization.JsonConverter(typeof(System.Text.Json.Converters.RFC3339NullableDateTimeOffsetConverter))]
+        public DateTimeOffset? StartTime { get; set; }
+
+        /// <summary>
+        /// 获取或设置交易结束时间。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("time_expire")]
+        [Newtonsoft.Json.JsonConverter(typeof(Newtonsoft.Json.Converters.RFC3339NullableDateTimeOffsetConverter))]
+        [System.Text.Json.Serialization.JsonPropertyName("time_expire")]
+        [System.Text.Json.Serialization.JsonConverter(typeof(System.Text.Json.Converters.RFC3339NullableDateTimeOffsetConverter))]
+        public DateTimeOffset? ExpireTime { get; set; }
+
+        /// <summary>
+        /// 获取或设置附加数据。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("attach")]
+        [System.Text.Json.Serialization.JsonPropertyName("attach")]
+        public string? Attachment { get; set; }
+
+        /// <summary>
+        /// 获取或设置回调通知地址。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("notify_url")]
+        [System.Text.Json.Serialization.JsonPropertyName("notify_url")]
+        public string? NotifyUrl { get; set; }
+
+        /// <summary>
+        /// 获取或设置订单优惠标记。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("goods_tag")]
+        [System.Text.Json.Serialization.JsonPropertyName("goods_tag")]
+        public string? GoodsTag { get; set; }
+
+        /// <summary>
+        /// 获取或设置指定付款方式编码。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("limit_pay")]
+        [System.Text.Json.Serialization.JsonPropertyName("limit_pay")]
+        public string? LimitPayCode { get; set; }
+
+        /// <summary>
+        /// 获取或设置支付者信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("payer")]
+        [System.Text.Json.Serialization.JsonPropertyName("payer")]
+        public Types.Payer? Payer { get; set; }
+
+        /// <summary>
+        /// 获取或设置金额信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("amount")]
+        [System.Text.Json.Serialization.JsonPropertyName("amount")]
+        public Types.Amount Amount { get; set; } = new Types.Amount();
+
+        /// <summary>
+        /// 获取或设置商品信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("detail")]
+        [System.Text.Json.Serialization.JsonPropertyName("detail")]
+        public Types.Detail? Detail { get; set; }
+
+        /// <summary>
+        /// 获取或设置场景信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("scene_info")]
+        [System.Text.Json.Serialization.JsonPropertyName("scene_info")]
+        public Types.Scene? Scene { get; set; }
+
+        /// <summary>
+        /// 获取或设置商户行业编码。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("merchant_category_code")]
+        [System.Text.Json.Serialization.JsonPropertyName("merchant_category_code")]
+        public string MerchantCategoryCode { get; set; } = string.Empty;
+    }
+}

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/HKTransactions/CreateHKTransactionNativeResponse.cs

@@ -0,0 +1,9 @@
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
+{
+    /// <summary>
+    /// <para>表示 [POST] /transactions/native 接口的响应。</para>
+    /// </summary>
+    public class CreateHKTransactionNativeResponse : CreatePayTransactionNativeResponse
+    {
+    }
+}

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/HKTransactions/GetHKTransactionByIdRequest.cs

@@ -0,0 +1,9 @@
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
+{
+    /// <summary>
+    /// <para>表示 [GET] /transactions/id/{transaction_id} 接口的请求。</para>
+    /// </summary>
+    public class GetHKTransactionByIdRequest : GetPayTransactionByIdRequest
+    {
+    }
+}

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/HKTransactions/GetHKTransactionByIdResponse.cs

@@ -0,0 +1,9 @@
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
+{
+    /// <summary>
+    /// <para>表示 [GET] /transactions/id/{transaction_id} 接口的响应。</para>
+    /// </summary>
+    public class GetHKTransactionByIdResponse : GetHKTransactionByOutTradeNumberResponse
+    {
+    }
+}

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/HKTransactions/GetHKTransactionByOutTradeNumberRequest.cs

@@ -0,0 +1,9 @@
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
+{
+    /// <summary>
+    /// <para>表示 [GET] /transactions/out-trade-no/{out_trade_no} 接口的请求。</para>
+    /// </summary>
+    public class GetHKTransactionByOutTradeNumberRequest : GetPayTransactionByOutTradeNumberRequest
+    {
+    }
+}

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/HKTransactions/GetHKTransactionByOutTradeNumberResponse.cs

@@ -0,0 +1,262 @@
+using System;
+
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
+{
+    /// <summary>
+    /// <para>表示 [GET] /transactions/out-trade-no/{out_trade_no} 接口的响应。</para>
+    /// </summary>
+    public class GetHKTransactionByOutTradeNumberResponse : WechatTenpayResponse
+    {
+        public static class Types
+        {
+            public class Payer : GetPayTransactionByOutTradeNumberResponse.Types.Payer
+            {
+            }
+
+            public class Amount : GetPayTransactionByOutTradeNumberResponse.Types.Amount
+            {
+                public static class Types
+                {
+                    public class ExchangeRate
+                    {
+                        /// <summary>
+                        /// 获取或设置结算方式。
+                        /// </summary>
+                        [Newtonsoft.Json.JsonProperty("type")]
+                        [System.Text.Json.Serialization.JsonPropertyName("type")]
+                        public string Type { get; set; } = default!;
+
+                        /// <summary>
+                        /// 获取或设置汇率（格式：外币兑换人民币的比例乘以 10 的 8 次方）。
+                        /// </summary>
+                        [Newtonsoft.Json.JsonProperty("rate")]
+                        [System.Text.Json.Serialization.JsonPropertyName("rate")]
+                        [System.Text.Json.Serialization.JsonNumberHandling(System.Text.Json.Serialization.JsonNumberHandling.AllowReadingFromString)]
+                        public long Value { get; set; }
+                    }
+                }
+
+                /// <summary>
+                /// 获取或设置汇率信息。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("exchange_rate")]
+                [System.Text.Json.Serialization.JsonPropertyName("exchange_rate")]
+                public Types.ExchangeRate? ExchangeRate { get; set; }
+            }
+
+            public class Promotion
+            {
+                public static class Types
+                {
+                    public class GoodsDetail
+                    {
+                        /// <summary>
+                        /// 获取或设置商品编码。
+                        /// </summary>
+                        [Newtonsoft.Json.JsonProperty("goods_id")]
+                        [System.Text.Json.Serialization.JsonPropertyName("goods_id")]
+                        public string GoodsId { get; set; } = default!;
+
+                        /// <summary>
+                        /// 获取或设置商品数量。
+                        /// </summary>
+                        [Newtonsoft.Json.JsonProperty("quantity")]
+                        [System.Text.Json.Serialization.JsonPropertyName("quantity")]
+                        public int Quantity { get; set; }
+
+                        /// <summary>
+                        /// 获取或设置商品单价（单位：指定货币的最小单位）。
+                        /// </summary>
+                        [Newtonsoft.Json.JsonProperty("price")]
+                        [System.Text.Json.Serialization.JsonPropertyName("price")]
+                        public int UnitPrice { get; set; }
+
+                        /// <summary>
+                        /// 获取或设置商品优惠金额（单位：指定货币的最小单位）。
+                        /// </summary>
+                        [Newtonsoft.Json.JsonProperty("discount_amount")]
+                        [System.Text.Json.Serialization.JsonPropertyName("discount_amount")]
+                        public int DiscountAmount { get; set; }
+
+                        /// <summary>
+                        /// 获取或设置商品备注。
+                        /// </summary>
+                        [Newtonsoft.Json.JsonProperty("goods_remark")]
+                        [System.Text.Json.Serialization.JsonPropertyName("goods_remark")]
+                        public string? GoodsRemark { get; set; }
+                    }
+                }
+
+                /// <summary>
+                /// 获取或设置券 ID。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("promotion_id")]
+                [System.Text.Json.Serialization.JsonPropertyName("promotion_id")]
+                public string PromotionId { get; set; } = default!;
+
+                /// <summary>
+                /// 获取或设置优惠名称。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("name")]
+                [System.Text.Json.Serialization.JsonPropertyName("name")]
+                public string? Name { get; set; }
+
+                /// <summary>
+                /// 获取或设置优惠范围。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("scope")]
+                [System.Text.Json.Serialization.JsonPropertyName("scope")]
+                public string? Scope { get; set; }
+
+                /// <summary>
+                /// 获取或设置优惠类型。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("type")]
+                [System.Text.Json.Serialization.JsonPropertyName("type")]
+                public string? Type { get; set; }
+
+                /// <summary>
+                /// 获取或设置优惠券面额（单位：指定货币的最小单位）。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("amount")]
+                [System.Text.Json.Serialization.JsonPropertyName("amount")]
+                public int Amount { get; set; }
+
+                /// <summary>
+                /// 获取或设置活动 ID。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("activity_id")]
+                [System.Text.Json.Serialization.JsonPropertyName("activity_id")]
+                public string? ActivityId { get; set; }
+
+                /// <summary>
+                /// 获取或设置微信出资（单位：指定货币的最小单位）。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("wechatpay_contribute_amount")]
+                [System.Text.Json.Serialization.JsonPropertyName("wechatpay_contribute_amount")]
+                public int? WechatpayContribute { get; set; }
+
+                /// <summary>
+                /// 获取或设置商户出资（单位：指定货币的最小单位）。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("merchant_contribute_amount")]
+                [System.Text.Json.Serialization.JsonPropertyName("merchant_contribute_amount")]
+                public int? MerchantContribute { get; set; }
+
+                /// <summary>
+                /// 获取或设置其他出资（单位：指定货币的最小单位）。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("other_contribute_amount")]
+                [System.Text.Json.Serialization.JsonPropertyName("other_contribute_amount")]
+                public int? OtherContribute { get; set; }
+
+                /// <summary>
+                /// 获取或设置优惠币种。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("currency")]
+                [System.Text.Json.Serialization.JsonPropertyName("currency")]
+                public string? Currency { get; set; }
+
+                /// <summary>
+                /// 获取或设置单品列表。
+                /// </summary>
+                [Newtonsoft.Json.JsonProperty("goods_detail")]
+                [System.Text.Json.Serialization.JsonPropertyName("goods_detail")]
+                public Types.GoodsDetail[]? GoodsList { get; set; }
+            }
+        }
+
+        /// <summary>
+        /// 获取或设置微信商户号。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("mchid")]
+        [System.Text.Json.Serialization.JsonPropertyName("mchid")]
+        public string MerchantId { get; set; } = default!;
+
+        /// <summary>
+        /// 获取或设置微信 AppId。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("appid")]
+        [System.Text.Json.Serialization.JsonPropertyName("appid")]
+        public string AppId { get; set; } = default!;
+
+        /// <summary>
+        /// 获取或设置商户订单号。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("out_trade_no")]
+        [System.Text.Json.Serialization.JsonPropertyName("out_trade_no")]
+        public string OutTradeNumber { get; set; } = default!;
+
+        /// <summary>
+        /// 获取或设置微信支付订单号。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("id")]
+        [System.Text.Json.Serialization.JsonPropertyName("id")]
+        public string? TransactionId { get; set; }
+
+        /// <summary>
+        /// 获取或设置交易类型。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("trade_type")]
+        [System.Text.Json.Serialization.JsonPropertyName("trade_type")]
+        public string TradeType { get; set; } = default!;
+
+        /// <summary>
+        /// 获取或设置交易状态。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("trade_state")]
+        [System.Text.Json.Serialization.JsonPropertyName("trade_state")]
+        public string TradeState { get; set; } = default!;
+
+        /// <summary>
+        /// 获取或设置交易状态描述。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("trade_state_desc")]
+        [System.Text.Json.Serialization.JsonPropertyName("trade_state_desc")]
+        public string TradeStateDescription { get; set; } = default!;
+
+        /// <summary>
+        /// 获取或设置付款银行类型。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("bank_type")]
+        [System.Text.Json.Serialization.JsonPropertyName("bank_type")]
+        public string? BankType { get; set; }
+
+        /// <summary>
+        /// 获取或设置附加数据。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("attach")]
+        [System.Text.Json.Serialization.JsonPropertyName("attach")]
+        public string? Attachment { get; set; }
+
+        /// <summary>
+        /// 获取或设置支付完成时间。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("success_time")]
+        [Newtonsoft.Json.JsonConverter(typeof(Newtonsoft.Json.Converters.RFC3339NullableDateTimeOffsetConverter))]
+        [System.Text.Json.Serialization.JsonPropertyName("success_time")]
+        [System.Text.Json.Serialization.JsonConverter(typeof(System.Text.Json.Converters.RFC3339NullableDateTimeOffsetConverter))]
+        public DateTimeOffset? SuccessTime { get; set; }
+
+        /// <summary>
+        /// 获取或设置支付者信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("payer")]
+        [System.Text.Json.Serialization.JsonPropertyName("payer")]
+        public Types.Payer? Payer { get; set; }
+
+        /// <summary>
+        /// 获取或设置金额信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("amount")]
+        [System.Text.Json.Serialization.JsonPropertyName("amount")]
+        public Types.Amount Amount { get; set; } = default!;
+
+        /// <summary>
+        /// 获取或设置优惠信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("promotion_detail")]
+        [System.Text.Json.Serialization.JsonPropertyName("promotion_detail")]
+        public Types.Promotion[]? PromotionList { get; set; }
+    }
+}

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/HKTransactions/ReverseHKTransactionRequest.cs

@@ -0,0 +1,9 @@
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
+{
+    /// <summary>
+    /// <para>表示 [POST] /transactions/out-trade-no/{out_trade_no}/reverse 接口的请求。</para>
+    /// </summary>
+    public class ReverseHKTransactionRequest : CloseHKTransactionRequest
+    {
+    }
+}

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/HKTransactions/ReverseHKTransactionResponse.cs

@@ -0,0 +1,9 @@
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
+{
+    /// <summary>
+    /// <para>表示 [POST] /transactions/out-trade-no/{out_trade_no}/reverse 接口的响应。</para>
+    /// </summary>
+    public class ReverseHKTransactionResponse : CloseHKTransactionResponse
+    {
+    }
+}

src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/MerchantFundIncomeRecords/QueryMerchantFundMerchantIncomeRecordsResponse.cs

@@ -105,6 +105,5 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
         [Newtonsoft.Json.JsonProperty("total_count")]
         [System.Text.Json.Serialization.JsonPropertyName("total_count")]
         public int TotalCount { get; set; }
-
     }
 }

test/SKIT.FlurlHttpClient.Wechat.TenpayV3.UnitTests/EventSamples/HKPartnerTransactions/HKPartnerTransactionResource.json

@@ -0,0 +1,48 @@
+{
+    "id": "1008450740201411110005820873",
+    "sp_appid": "wx2421b1c4370ec43b",
+    "sp_mchid": "10000100",
+    "sub_mchid": "20000100",
+    "out_trade_no": "20150806125346",
+    "payer": {
+        "sp_openid": "oUpF8uN95-Ptaags6E_roPHg7AG0"
+    },
+    "amount": {
+        "total": 528800,
+        "currency": "HKD",
+        "payer_total": 518799,
+        "payer_currency": "CNY",
+        "exchange_rate": {
+            "type": "SETTLEMENT_RATE",
+            "rate": 8000000
+        }
+    },
+    "trade_type": "MICROPAY",
+    "trade_state": "SUCCESS",
+    "trade_state_desc": "支付成功",
+    "bank_type": "CCB_DEBIT",
+    "attach": "支付测试",
+    "success_time": "2018-06-08T10:34:56+08:00",
+    "promotion_detail": [
+        {
+            "promotion_id": "109519",
+            "name": "单品惠-6",
+            "scope": "SINGLE",
+            "type": "DISCOUNT",
+            "amount": 1,
+            "currency": "HKD",
+            "activity_id": "931386",
+            "wechatpay_contribute_amount": 1,
+            "merchant_contribute_amount": 0,
+            "other_contribute_amount": 0,
+            "goods_detail": [
+                {
+                    "goods_id": "iphone6s_16G",
+                    "goods_remark": "商品备注",
+                    "quantity": 1,
+                    "price": 528800
+                }
+            ]
+        }
+    ]
+}

test/SKIT.FlurlHttpClient.Wechat.TenpayV3.UnitTests/EventSamples/HKTransactions/HKTransactionResource.json

@@ -0,0 +1,47 @@
+{
+    "id": "1008450740201411110005820873",
+    "appid": "wx2421b1c4370ec43b",
+    "mchid": "10000100",
+    "out_trade_no": "20150806125346",
+    "payer": {
+        "openid": "oUpF8uN95-Ptaags6E_roPHg7AG0"
+    },
+    "amount": {
+        "total": 528800,
+        "currency": "HKD",
+        "payer_total": 518799,
+        "payer_currency": "CNY",
+        "exchange_rate": {
+            "type": "SETTLEMENT_RATE",
+            "rate": 8000000
+        }
+    },
+    "trade_type": "MICROPAY",
+    "trade_state": "SUCCESS",
+    "trade_state_desc": "支付成功",
+    "bank_type": "CCB_DEBIT",
+    "attach": "支付测试",
+    "success_time": "2018-06-08T10:34:56+08:00",
+    "promotion_detail": [
+        {
+            "promotion_id": "109519",
+            "name": "单品惠-6",
+            "scope": "SINGLE",
+            "type": "DISCOUNT",
+            "amount": 1,
+            "currency": "HKD",
+            "activity_id": "931386",
+            "wechatpay_contribute_amount": 1,
+            "merchant_contribute_amount": 0,
+            "other_contribute_amount": 0,
+            "goods_detail": [
+                {
+                    "goods_id": "iphone6s_16G",
+                    "goods_remark": "商品备注",
+                    "quantity": 1,
+                    "price": 528800
+                }
+            ]
+        }
+    ]
+}

test/SKIT.FlurlHttpClient.Wechat.TenpayV3.UnitTests/ModelSamples/HKPartnerTransactions/CreateHKPartnerTransactionAppRequest.json

@@ -0,0 +1,42 @@
+{
+    "sp_appid": "wx2421b1c4370ec43b",
+    "sp_mchid": "10000100",
+    "sub_mchid": "20000100",
+    "sub_appid": "wx352671b037b437ec",
+    "out_trade_no": "20150806125346",
+    "merchant_category_code": "1011",
+    "payer": {
+        "sp_openid": "oUpF8uMuAJO_M2pxb1Q9zNjWeS6o"
+    },
+    "notify_url": "https://wxpay.wxutil.com/pub_v2/pay/notify.v2.php",
+    "trade_type": "APP",
+    "amount": {
+        "total": 10000,
+        "currency": "HKD"
+    },
+    "attach": "Payment test",
+    "description": "In-APP Pay test",
+    "goods_tag": "",
+    "detail": {
+        "cost_price": 10000,
+        "receipt_id": "1234",
+        "goods_detail": [
+            {
+                "goods_id": "iphone6s_16G",
+                "wxpay_goods_id": "1001",
+                "goods_name": "iPhone6s 16G",
+                "quantity": 1,
+                "price": 528800
+            }
+        ]
+    },
+    "scene_info": {
+        "payer_client_ip": "14.23.150.211",
+        "device_ip": "59.37.125.32",
+        "device_id": "013467007045764",
+        "operator_id": "P001",
+        "store_info": {
+            "id": "SZTX001"
+        }
+    }
+}

test/SKIT.FlurlHttpClient.Wechat.TenpayV3.UnitTests/ModelSamples/HKPartnerTransactions/CreateHKPartnerTransactionAppResponse.json

@@ -0,0 +1,3 @@
+{
+    "prepay_id": "wx201411101639507cbf6ffd8b0779950874"
+}

test/SKIT.FlurlHttpClient.Wechat.TenpayV3.UnitTests/ModelSamples/HKPartnerTransactions/CreateHKPartnerTransactionJsapiRequest.json

@@ -0,0 +1,41 @@
+{
+    "sp_appid": "wx2421b1c4370ec43b",
+    "sp_mchid": "10000100",
+    "sub_mchid": "20000100",
+    "sub_appid": "wx352671b037b437ec",
+    "out_trade_no": "20150806125346",
+    "merchant_category_code": "1011",
+    "payer": {
+        "sub_openid": "oUpF8uMuAJO_M2pxb1Q9zNjWeS6o"
+    },
+    "notify_url": "https://wxpay.wxutil.com/pub_v2/pay/notify.v2.php",
+    "trade_type": "JSAPI",
+    "amount": {
+        "total": 10000,
+        "currency": "HKD"
+    },
+    "attach": "Payment test",
+    "description": "Miniprogramm Pay test",
+    "detail": {
+        "cost_price": 10000,
+        "receipt_id": "1234",
+        "goods_detail": [
+            {
+                "goods_id": "iphone6s_16G",
+                "wxpay_goods_id": "1001",
+                "goods_name": "iPhone6s 16G",
+                "quantity": 1,
+                "price": 528800
+            }
+        ]
+    },
+    "scene_info": {
+        "payer_client_ip": "14.23.150.211",
+        "device_ip": "59.37.125.32",
+        "device_id": "013467007045764",
+        "operator_id": "P001",
+        "store_info": {
+            "id": "SZTX001"
+        }
+    }
+}

test/SKIT.FlurlHttpClient.Wechat.TenpayV3.UnitTests/ModelSamples/HKPartnerTransactions/CreateHKPartnerTransactionJsapiResponse.json

@@ -0,0 +1,3 @@
+{
+    "prepay_id": "wx201411101639507cbf6ffd8b0779950874"
+}

test/SKIT.FlurlHttpClient.Wechat.TenpayV3.UnitTests/ModelSamples/HKPartnerTransactions/CreateHKPartnerTransactionMWebRequest.json

@@ -0,0 +1,41 @@
+{
+    "sp_appid": "wx2421b1c4370ec43b",
+    "sp_mchid": "10000100",
+    "sub_mchid": "20000100",
+    "out_trade_no": "20150806125346",
+    "merchant_category_code": "1011",
+    "payer": {
+        "sp_openid": "oUpF8uMuAJO_M2pxb1Q9zNjWeS6o"
+    },
+    "notify_url": "https://wxpay.wxutil.com/pub_v2/pay/notify.v2.php",
+    "trade_type": "APP",
+    "amount": {
+        "total": 10000,
+        "currency": "HKD"
+    },
+    "attach": "支付测试",
+    "description": "APP支付测试",
+    "goods_tag": "",
+    "detail": {
+        "cost_price": 10000,
+        "receipt_id": "1234",
+        "goods_detail": [
+            {
+                "goods_id": "iphone6s_16G",
+                "wxpay_goods_id": "1001",
+                "goods_name": "iPhone6s 16G",
+                "quantity": 1,
+                "price": 528800
+            }
+        ]
+    },
+    "scene_info": {
+        "payer_client_ip": "14.23.150.211",
+        "device_ip": "59.37.125.32",
+        "device_id": "013467007045764",
+        "operator_id": "P001",
+        "store_info": {
+            "id": "SZTX001"
+        }
+    }
+}

test/SKIT.FlurlHttpClient.Wechat.TenpayV3.UnitTests/ModelSamples/HKPartnerTransactions/CreateHKPartnerTransactionMWebResponse.json

@@ -0,0 +1,3 @@
+{
+    "mweb_url": " https://wx.tenpay.com/cgi-bin/mmpayweb-bin/checkmweb?prepay_id=wx2016121516420242444321ca0631331346&package=1405458241"
+}

test/SKIT.FlurlHttpClient.Wechat.TenpayV3.UnitTests/ModelSamples/HKPartnerTransactions/CreateHKPartnerTransactionMicroPayRequest.json

@@ -0,0 +1,43 @@
+{
+    "sp_appid": "wxdace645e0bc2c424",
+    "sp_mchid": "10000100",
+    "sub_mchid": "20000100",
+    "out_trade_no": "20150806125346",
+    "merchant_category_code": "4111",
+    "payer": {
+        "auth_code": "134650720866361395"
+    },
+    "trade_type": "MICROPAY",
+    "amount": {
+        "total": 1,
+        "currency": "HKD"
+    },
+    "attach": "Payment Test",
+    "description": "Image Store - Tencent Building in Shenzhen - QQ Doll",
+    "goods_tag": "1234",
+    "limit_pay": "no_credit",
+    "detail": {
+        "cost_price": 1,
+        "receipt_id": "1234",
+        "goods_detail": [
+            {
+                "goods_id": "iphone6s_16G",
+                "wxpay_goods_id": "3405",
+                "goods_name": "iPhone6s 16G",
+                "quantity": 1,
+                "price": 1
+            }
+        ]
+    },
+    "scene_info": {
+        "payer_client_ip": "14.23.150.211",
+        "device_ip": "59.37.125.32",
+        "device_id": "013467007045764",
+        "operator_id": "P001",
+        "store_info": {
+            "id": "SZTX001",
+            "name": "Tencent Building Branch",
+            "address": "Nanshan District, Shenzhen, Guangdong"
+        }
+    }
+}

test/SKIT.FlurlHttpClient.Wechat.TenpayV3.UnitTests/ModelSamples/HKPartnerTransactions/CreateHKPartnerTransactionMicroPayResponse.json

@@ -0,0 +1,48 @@
+{
+    "id": "1008450740201411110005820873",
+    "sp_appid": "wx2421b1c4370ec43b",
+    "sub_appid": "",
+    "sp_mchid": "10000100",
+    "sub_mchid": "20000100",
+    "out_trade_no": "20171014125314",
+    "payer": {
+        "sp_openid": "oUpF8uN95-Ptaags6E_roPHg7AG0",
+        "sub_openid": ""
+    },
+    "amount": {
+        "total": 528800,
+        "currency": "HKD",
+        "payer_total": 518799,
+        "payer_currency": "CNY",
+        "exchange_rate": {
+            "type": "SETTLEMENT_RATE",
+            "rate": 80000000
+        }
+    },
+    "trade_type": "MICROPAY",
+    "trade_state": "SUCCESS",
+    "trade_state_desc": "Payment successful",
+    "bank_type": "CCB_DEBIT",
+    "attach": "Payment test",
+    "success_time": "2018-06-08T10:34:56+08:00",
+    "detail": {
+        "promotion_id": "109519",
+        "name": "Single-item discount-6",
+        "scope": "SINGLE",
+        "type": "DISCOUNT",
+        "amount": 1,
+        "currency": "CNY",
+        "activity_id": "931386",
+        "wechatpay_contribute_amount": 1,
+        "merchant_contribute_amount": 0,
+        "other_contribute_amount": 0,
+        "goods_detail": [
+            {
+                "goods_id": "iphone6s_16G",
+                "goods_remark": "Product remarks",
+                "quantity": 1,
+                "price": 528800
+            }
+        ]
+    }
+}

test/SKIT.FlurlHttpClient.Wechat.TenpayV3.UnitTests/ModelSamples/HKPartnerTransactions/CreateHKPartnerTransactionNativeRequest.json

@@ -0,0 +1,38 @@
+{
+    "sp_appid": "wxdace645e0bc2c424",
+    "sp_mchid": "10000100",
+    "sub_mchid": "20000100",
+    "out_trade_no": "YX201710140020Z",
+    "merchant_category_code": "4111",
+    "notify_url": "https://wxpay.wxutil.com/pub_v2/pay/notify.v2.php",
+    "trade_type": "NATIVE",
+    "amount": {
+        "total": 10,
+        "currency": "HKD"
+    },
+    "attach": "QR code test",
+    "description": "QR code test",
+    "goods_tag": "001",
+    "detail": {
+        "cost_price": 10000,
+        "receipt_id": "1234",
+        "goods_detail": [
+            {
+                "goods_id": "iphone6s_16G",
+                "wxpay_goods_id": "1001",
+                "goods_name": "iPhone6s 16G",
+                "quantity": 1,
+                "price": 10
+            }
+        ]
+    },
+    "scene_info": {
+        "payer_client_ip": "14.23.150.211",
+        "device_ip": "59.37.125.32",
+        "device_id": "013467007045764",
+        "operator_id": "P001",
+        "store_info": {
+            "id": "SZTX001"
+        }
+    }
+}

test/SKIT.FlurlHttpClient.Wechat.TenpayV3.UnitTests/ModelSamples/HKPartnerTransactions/CreateHKPartnerTransactionNativeResponse.json

@@ -0,0 +1,3 @@
+{
+    "code_url": "weixin://wxpay/s/An4baqw"
+}

test/SKIT.FlurlHttpClient.Wechat.TenpayV3.UnitTests/ModelSamples/HKPartnerTransactions/GetHKPartnerTransactionByIdResponse.json

@@ -0,0 +1,48 @@
+{
+    "id": "4200000000002104083200000488",
+    "sp_appid": "wx2421b1c4370ec43b",
+    "sp_mchid": "10000100",
+    "sub_mchid": "20000100",
+    "out_trade_no": "20150806125346",
+    "payer": {
+        "sp_openid": "oUpF8uN95-Ptaags6E_roPHg7AG0"
+    },
+    "amount": {
+        "total": 528800,
+        "currency": "HKD",
+        "payer_total": 518799,
+        "payer_currency": "CNY",
+        "exchange_rate": {
+            "type": "SETTLEMENT_RATE",
+            "rate": 8000000
+        }
+    },
+    "trade_type": "APP",
+    "trade_state": "SUCCESS",
+    "trade_state_desc": "支付成功",
+    "bank_type": "CCB_DEBIT",
+    "attach": "支付测试",
+    "success_time": "2018-06-08T10:34:56+08:00",
+    "promotion_detail": [
+        {
+            "promotion_id": "109519",
+            "name": "单品惠-6",
+            "scope": "SINGLE",
+            "type": "DISCOUNT",
+            "amount": 1,
+            "currency": "HKD",
+            "activity_id": "931386",
+            "wechatpay_contribute_amount": 1,
+            "merchant_contribute_amount": 0,
+            "other_contribute_amount": 0,
+            "goods_detail": [
+                {
+                    "goods_id": "iphone6s_16G",
+                    "goods_remark": "商品备注",
+                    "quantity": 1,
+                    "price": 528800
+                }
+            ]
+        }
+    ]
+}

test/SKIT.FlurlHttpClient.Wechat.TenpayV3.UnitTests/ModelSamples/HKPartnerTransactions/GetHKPartnerTransactionByOutTradeNumberResponse.json

@@ -0,0 +1,48 @@
+{
+    "id": "4200000000002104083200000488",
+    "sp_appid": "wx2421b1c4370ec43b",
+    "sp_mchid": "10000100",
+    "sub_mchid": "20000100",
+    "out_trade_no": "20150806125346",
+    "payer": {
+        "sp_openid": "oUpF8uN95-Ptaags6E_roPHg7AG0"
+    },
+    "amount": {
+        "total": 528800,
+        "currency": "HKD",
+        "payer_total": 518799,
+        "payer_currency": "CNY",
+        "exchange_rate": {
+            "type": "SETTLEMENT_RATE",
+            "rate": 8000000
+        }
+    },
+    "trade_type": "APP",
+    "trade_state": "SUCCESS",
+    "trade_state_desc": "支付成功",
+    "bank_type": "CCB_DEBIT",
+    "attach": "支付测试",
+    "success_time": "2018-06-08T10:34:56+08:00",
+    "promotion_detail": [
+        {
+            "promotion_id": "109519",
+            "name": "单品惠-6",
+            "scope": "SINGLE",
+            "type": "DISCOUNT",
+            "amount": 1,
+            "currency": "HKD",
+            "activity_id": "931386",
+            "wechatpay_contribute_amount": 1,
+            "merchant_contribute_amount": 0,
+            "other_contribute_amount": 0,
+            "goods_detail": [
+                {
+                    "goods_id": "iphone6s_16G",
+                    "goods_remark": "商品备注",
+                    "quantity": 1,
+                    "price": 528800
+                }
+            ]
+        }
+    ]
+}

test/SKIT.FlurlHttpClient.Wechat.TenpayV3.UnitTests/ModelSamples/HKPartnerTransactions/Settlements/QueryHKSettlementsResponse.json

@@ -0,0 +1,39 @@
+{
+    "data": [
+        {
+            "amount": {
+                "settled": 123,
+                "fee": 123,
+                "pay": 123,
+                "currency": "HKD",
+                "net": 123,
+                "unsettle": 123,
+                "refund": 123
+            },
+            "settlement_date": "20091225",
+            "batch_id": "20091225003",
+            "wallet_region": "CHINA_HONGKONG",
+            "trade_start_date": "20091225",
+            "trade_end_date": "20091225"
+        },
+        {
+            "amount": {
+                "settled": 123,
+                "fee": 123,
+                "pay": 123,
+                "currency": "HKD",
+                "net": 123,
+                "unsettle": 123,
+                "refund": 123
+            },
+            "settlement_date": "20091225",
+            "batch_id": "20091225003",
+            "wallet_region": "CHINA_HONGKONG",
+            "trade_start_date": "20091225",
+            "trade_end_date": "20091225"
+        }
+    ],
+    "offset": 1,
+    "total_count": 1234,
+    "limit": 20
+}

test/SKIT.FlurlHttpClient.Wechat.TenpayV3.UnitTests/ModelSamples/HKTransactions/CreateHKTransactionAppRequest.json

@@ -0,0 +1,40 @@
+{
+    "appid": "wx2421b1c4370ec43b",
+    "mchid": "10000100",
+    "out_trade_no": "20150806125346",
+    "merchant_category_code": "1011",
+    "payer": {
+        "openid": "oUpF8uMuAJO_M2pxb1Q9zNjWeS6o"
+    },
+    "notify_url": "https://wxpay.wxutil.com/pub_v2/pay/notify.v2.php",
+    "trade_type": "APP",
+    "amount": {
+        "total": 10000,
+        "currency": "HKD"
+    },
+    "attach": "Payment test",
+    "description": "In-APP Pay test",
+    "goods_tag": "",
+    "detail": {
+        "cost_price": 10000,
+        "receipt_id": "1234",
+        "goods_detail": [
+            {
+                "goods_id": "iphone6s_16G",
+                "wxpay_goods_id": "1001",
+                "goods_name": "iPhone6s 16G",
+                "quantity": 1,
+                "price": 528800
+            }
+        ]
+    },
+    "scene_info": {
+        "payer_client_ip": "14.23.150.211",
+        "device_ip": "59.37.125.32",
+        "device_id": "013467007045764",
+        "operator_id": "P001",
+        "store_info": {
+            "id": "SZTX001"
+        }
+    }
+}

test/SKIT.FlurlHttpClient.Wechat.TenpayV3.UnitTests/ModelSamples/HKTransactions/CreateHKTransactionAppResponse.json

@@ -0,0 +1,3 @@
+{
+    "prepay_id": "wx201411101639507cbf6ffd8b0779950874"
+}

test/SKIT.FlurlHttpClient.Wechat.TenpayV3.UnitTests/ModelSamples/HKTransactions/CreateHKTransactionJsapiRequest.json

@@ -0,0 +1,39 @@
+{
+    "appid": "wx2421b1c4370ec43b",
+    "mchid": "10000100",
+    "out_trade_no": "20150806125346",
+    "merchant_category_code": "1011",
+    "payer": {
+        "openid": "oUpF8uMuAJO_M2pxb1Q9zNjWeS6o"
+    },
+    "notify_url": "https://wxpay.wxutil.com/pub_v2/pay/notify.v2.php",
+    "trade_type": "JSAPI",
+    "amount": {
+        "total": 10000,
+        "currency": "HKD"
+    },
+    "attach": "Payment test",
+    "description": "Miniprogramm Pay test",
+    "detail": {
+        "cost_price": 10000,
+        "receipt_id": "1234",
+        "goods_detail": [
+            {
+                "goods_id": "iphone6s_16G",
+                "wxpay_goods_id": "1001",
+                "goods_name": "iPhone6s 16G",
+                "quantity": 1,
+                "price": 528800
+            }
+        ]
+    },
+    "scene_info": {
+        "payer_client_ip": "14.23.150.211",
+        "device_ip": "59.37.125.32",
+        "device_id": "013467007045764",
+        "operator_id": "P001",
+        "store_info": {
+            "id": "SZTX001"
+        }
+    }
+}

test/SKIT.FlurlHttpClient.Wechat.TenpayV3.UnitTests/ModelSamples/HKTransactions/CreateHKTransactionJsapiResponse.json

@@ -0,0 +1,3 @@
+{
+    "prepay_id": "wx201411101639507cbf6ffd8b0779950874"
+}

test/SKIT.FlurlHttpClient.Wechat.TenpayV3.UnitTests/ModelSamples/HKTransactions/CreateHKTransactionMWebRequest.json

@@ -0,0 +1,40 @@
+{
+    "appid": "wx2421b1c4370ec43b",
+    "mchid": "10000100",
+    "out_trade_no": "20150806125346",
+    "merchant_category_code": "1011",
+    "payer": {
+        "openid": "oUpF8uMuAJO_M2pxb1Q9zNjWeS6o"
+    },
+    "notify_url": "https://wxpay.wxutil.com/pub_v2/pay/notify.v2.php",
+    "trade_type": "APP",
+    "amount": {
+        "total": 10000,
+        "currency": "HKD"
+    },
+    "attach": "支付测试",
+    "description": "APP支付测试",
+    "goods_tag": "",
+    "detail": {
+        "cost_price": 10000,
+        "receipt_id": "1234",
+        "goods_detail": [
+            {
+                "goods_id": "iphone6s_16G",
+                "wxpay_goods_id": "1001",
+                "goods_name": "iPhone6s 16G",
+                "quantity": 1,
+                "price": 528800
+            }
+        ]
+    },
+    "scene_info": {
+        "payer_client_ip": "14.23.150.211",
+        "device_ip": "59.37.125.32",
+        "device_id": "013467007045764",
+        "operator_id": "P001",
+        "store_info": {
+            "id": "SZTX001"
+        }
+    }
+}

test/SKIT.FlurlHttpClient.Wechat.TenpayV3.UnitTests/ModelSamples/HKTransactions/CreateHKTransactionMWebResponse.json

@@ -0,0 +1,3 @@
+{
+    "mweb_url": " https://wx.tenpay.com/cgi-bin/mmpayweb-bin/checkmweb?prepay_id=wx2016121516420242444321ca0631331346&package=1405458241"
+}

test/SKIT.FlurlHttpClient.Wechat.TenpayV3.UnitTests/ModelSamples/HKTransactions/CreateHKTransactionMicroPayRequest.json

@@ -0,0 +1,42 @@
+{
+    "appid": "wxdace645e0bc2c424",
+    "mchid": "10000100",
+    "out_trade_no": "20150806125346",
+    "merchant_category_code": "4111",
+    "payer": {
+        "auth_code": "134650720866361395"
+    },
+    "trade_type": "MICROPAY",
+    "amount": {
+        "total": 1,
+        "currency": "HKD"
+    },
+    "attach": "Payment Test",
+    "description": "Image Store - Tencent Building in Shenzhen - QQ Doll",
+    "goods_tag": "1234",
+    "limit_pay": "no_credit",
+    "detail": {
+        "cost_price": 1,
+        "receipt_id": "1234",
+        "goods_detail": [
+            {
+                "goods_id": "iphone6s_16G",
+                "wxpay_goods_id": "3405",
+                "goods_name": "iPhone6s 16G",
+                "quantity": 1,
+                "price": 1
+            }
+        ]
+    },
+    "scene_info": {
+        "payer_client_ip": "14.23.150.211",
+        "device_ip": "59.37.125.32",
+        "device_id": "013467007045764",
+        "operator_id": "P001",
+        "store_info": {
+            "id": "SZTX001",
+            "name": "Tencent Building Branch",
+            "address": "Nanshan District, Shenzhen, Guangdong"
+        }
+    }
+}

test/SKIT.FlurlHttpClient.Wechat.TenpayV3.UnitTests/ModelSamples/HKTransactions/CreateHKTransactionMicroPayResponse.json

@@ -0,0 +1,45 @@
+{
+    "id": "1008450740201411110005820873",
+    "appid": "wx2421b1c4370ec43b",
+    "mchid": "10000100",
+    "out_trade_no": "20171014125314",
+    "payer": {
+        "openid": "oUpF8uN95-Ptaags6E_roPHg7AG0"
+    },
+    "amount": {
+        "total": 528800,
+        "currency": "HKD",
+        "payer_total": 518799,
+        "payer_currency": "CNY",
+        "exchange_rate": {
+            "type": "SETTLEMENT_RATE",
+            "rate": 80000000
+        }
+    },
+    "trade_type": "MICROPAY",
+    "trade_state": "SUCCESS",
+    "trade_state_desc": "Payment successful",
+    "bank_type": "CCB_DEBIT",
+    "attach": "Payment test",
+    "success_time": "2018-06-08T10:34:56+08:00",
+    "detail": {
+        "promotion_id": "109519",
+        "name": "Single-item discount-6",
+        "scope": "SINGLE",
+        "type": "DISCOUNT",
+        "amount": 1,
+        "currency": "CNY",
+        "activity_id": "931386",
+        "wechatpay_contribute_amount": 1,
+        "merchant_contribute_amount": 0,
+        "other_contribute_amount": 0,
+        "goods_detail": [
+            {
+                "goods_id": "iphone6s_16G",
+                "goods_remark": "Product remarks",
+                "quantity": 1,
+                "price": 528800
+            }
+        ]
+    }
+}

test/SKIT.FlurlHttpClient.Wechat.TenpayV3.UnitTests/ModelSamples/HKTransactions/CreateHKTransactionNativeRequest.json

@@ -0,0 +1,37 @@
+{
+    "appid": "wx2421b1c4370ec43b",
+    "mchid": "10000100",
+    "out_trade_no": "YX202111100020Z",
+    "merchant_category_code": "4111",
+    "notify_url": "https://wxpay.wxutil.com/pub_v2/pay/notify.v2.php",
+    "trade_type": "NATIVE",
+    "amount": {
+        "total": 10,
+        "currency": "HKD"
+    },
+    "attach": "QR code test",
+    "description": "QR code test",
+    "goods_tag": "001",
+    "detail": {
+        "cost_price": 10000,
+        "receipt_id": "1234",
+        "goods_detail": [
+            {
+                "goods_id": "iphone6s_16G",
+                "wxpay_goods_id": "1001",
+                "goods_name": "iPhone6s 16G",
+                "quantity": 1,
+                "price": 10
+            }
+        ]
+    },
+    "scene_info": {
+        "payer_client_ip": "14.23.150.211",
+        "device_ip": "59.37.125.32",
+        "device_id": "013467007045764",
+        "operator_id": "P001",
+        "store_info": {
+            "id": "SZTX001"
+        }
+    }
+}

test/SKIT.FlurlHttpClient.Wechat.TenpayV3.UnitTests/ModelSamples/HKTransactions/CreateHKTransactionNativeResponse.json

@@ -0,0 +1,3 @@
+{
+    "code_url": "weixin://wxpay/s/An4baqw"
+}

test/SKIT.FlurlHttpClient.Wechat.TenpayV3.UnitTests/ModelSamples/HKTransactions/GetHKTransactionByIdResponse.json

@@ -0,0 +1,47 @@
+{
+    "id": "4200000000002104083200000488",
+    "appid": "wx2421b1c4370ec43b",
+    "mchid": "10000100",
+    "out_trade_no": "20150806125346",
+    "payer": {
+        "openid": "oUpF8uN95-Ptaags6E_roPHg7AG0"
+    },
+    "amount": {
+        "total": 528800,
+        "currency": "HKD",
+        "payer_total": 518799,
+        "payer_currency": "CNY",
+        "exchange_rate": {
+            "type": "SETTLEMENT_RATE",
+            "rate": 8000000
+        }
+    },
+    "trade_type": "APP",
+    "trade_state": "SUCCESS",
+    "trade_state_desc": "支付成功",
+    "bank_type": "CCB_DEBIT",
+    "attach": "支付测试",
+    "success_time": "2018-06-08T10:34:56+08:00",
+    "promotion_detail": [
+        {
+            "promotion_id": "109519",
+            "name": "单品惠-6",
+            "scope": "SINGLE",
+            "type": "DISCOUNT",
+            "amount": 1,
+            "currency": "HKD",
+            "activity_id": "931386",
+            "wechatpay_contribute_amount": 1,
+            "merchant_contribute_amount": 0,
+            "other_contribute_amount": 0,
+            "goods_detail": [
+                {
+                    "goods_id": "iphone6s_16G",
+                    "goods_remark": "商品备注",
+                    "quantity": 1,
+                    "price": 528800
+                }
+            ]
+        }
+    ]
+}

test/SKIT.FlurlHttpClient.Wechat.TenpayV3.UnitTests/ModelSamples/HKTransactions/GetHKTransactionByOutTradeNumberResponse.json

@@ -0,0 +1,47 @@
+{
+    "id": "4200000000002104083200000488",
+    "appid": "wx2421b1c4370ec43b",
+    "mchid": "10000100",
+    "out_trade_no": "20150806125346",
+    "payer": {
+        "openid": "oUpF8uN95-Ptaags6E_roPHg7AG0"
+    },
+    "amount": {
+        "total": 528800,
+        "currency": "HKD",
+        "payer_total": 518799,
+        "payer_currency": "CNY",
+        "exchange_rate": {
+            "type": "SETTLEMENT_RATE",
+            "rate": 8000000
+        }
+    },
+    "trade_type": "APP",
+    "trade_state": "SUCCESS",
+    "trade_state_desc": "支付成功",
+    "bank_type": "CCB_DEBIT",
+    "attach": "支付测试",
+    "success_time": "2018-06-08T10:34:56+08:00",
+    "promotion_detail": [
+        {
+            "promotion_id": "109519",
+            "name": "单品惠-6",
+            "scope": "SINGLE",
+            "type": "DISCOUNT",
+            "amount": 1,
+            "currency": "HKD",
+            "activity_id": "931386",
+            "wechatpay_contribute_amount": 1,
+            "merchant_contribute_amount": 0,
+            "other_contribute_amount": 0,
+            "goods_detail": [
+                {
+                    "goods_id": "iphone6s_16G",
+                    "goods_remark": "商品备注",
+                    "quantity": 1,
+                    "price": 528800
+                }
+            ]
+        }
+    ]
+}