diff --git a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/BusinessCircle/GetBusinessCircleUserAuthorizationByOpenIdRequest.cs b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/BusinessCircle/GetBusinessCircleUserAuthorizationByOpenIdRequest.cs
index 84bad243..e03e6e90 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/BusinessCircle/GetBusinessCircleUserAuthorizationByOpenIdRequest.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/BusinessCircle/GetBusinessCircleUserAuthorizationByOpenIdRequest.cs
@@ -11,8 +11,8 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
         /// <summary>
         /// 获取或设置子商户号。
         /// </summary>
-        [Newtonsoft.Json.JsonProperty("sub_mchid")]
-        [System.Text.Json.Serialization.JsonPropertyName("sub_mchid")]
+        [Newtonsoft.Json.JsonIgnore]
+        [System.Text.Json.Serialization.JsonIgnore]
         public string? SubMerchantId { get; set; }
 
         /// <summary>
diff --git a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/CombineTransactions/CreateCombineTransactionH5Request.cs b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/CombineTransactions/CreateCombineTransactionH5Request.cs
index 8e4a602c..70c090c6 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/CombineTransactions/CreateCombineTransactionH5Request.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/CombineTransactions/CreateCombineTransactionH5Request.cs
@@ -22,6 +22,7 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
                     {
                         /// <summary>
                         /// 获取或设置场景类型。
+                        /// <para>默认值：Wap</para>
                         /// </summary>
                         [Newtonsoft.Json.JsonProperty("type")]
                         [System.Text.Json.Serialization.JsonPropertyName("type")]
diff --git a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/EcommerceBill/GetEcommerceBillFundflowBillRequest.cs b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/EcommerceBill/GetEcommerceBillFundflowBillRequest.cs
index 87ea5af1..c410bc93 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/EcommerceBill/GetEcommerceBillFundflowBillRequest.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/EcommerceBill/GetEcommerceBillFundflowBillRequest.cs
@@ -17,6 +17,7 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
 
         /// <summary>
         /// 获取或设置资金账户类型。
+        /// <para>默认值：ALL</para>
         /// </summary>
         [Newtonsoft.Json.JsonIgnore]
         [System.Text.Json.Serialization.JsonIgnore]
diff --git a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/EcommerceRefunds/CreateEcommerceRefundRequest.cs b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/EcommerceRefunds/CreateEcommerceRefundRequest.cs
index 6a806bc8..f3897b98 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/EcommerceRefunds/CreateEcommerceRefundRequest.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/EcommerceRefunds/CreateEcommerceRefundRequest.cs
@@ -28,10 +28,11 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
 
                 /// <summary>
                 /// 获取或设置退款币种。
+                /// <para>默认值：CNY</para>
                 /// </summary>
                 [Newtonsoft.Json.JsonProperty("currency")]
                 [System.Text.Json.Serialization.JsonPropertyName("currency")]
-                public string Currency { get; set; } = default!;
+                public string Currency { get; set; } = "CNY";
             }
         }
 
diff --git a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/MarketingPartnerships/QueryMarketingPartnershipsRequest.cs b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/MarketingPartnerships/QueryMarketingPartnershipsRequest.cs
index 468b6947..b27f4925 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/MarketingPartnerships/QueryMarketingPartnershipsRequest.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/MarketingPartnerships/QueryMarketingPartnershipsRequest.cs
@@ -15,21 +15,21 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
                 /// <summary>
                 /// 获取或设置合作方类别。
                 /// </summary>
-        [Newtonsoft.Json.JsonProperty("type")]
+                [Newtonsoft.Json.JsonProperty("type")]
                 [System.Text.Json.Serialization.JsonPropertyName("type")]
                 public string Type { get; set; } = string.Empty;
 
                 /// <summary>
                 /// 获取或设置合作方 AppId。与字段 <see cref="MerchantId"/> 二选一。
                 /// </summary>
-        [Newtonsoft.Json.JsonProperty("appid")]
+                [Newtonsoft.Json.JsonProperty("appid")]
                 [System.Text.Json.Serialization.JsonPropertyName("appid")]
                 public string? AppId { get; set; }
 
                 /// <summary>
                 /// 获取或设置合作方商户号。与字段 <see cref="AppId"/> 二选一。
                 /// </summary>
-        [Newtonsoft.Json.JsonProperty("merchant_id")]
+                [Newtonsoft.Json.JsonProperty("merchant_id")]
                 [System.Text.Json.Serialization.JsonPropertyName("merchant_id")]
                 public string? MerchantId { get; set; }
             }
@@ -39,7 +39,7 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
                 /// <summary>
                 /// 获取或设置授权业务类别。
                 /// </summary>
-        [Newtonsoft.Json.JsonProperty("business_type")]
+                [Newtonsoft.Json.JsonProperty("business_type")]
                 [System.Text.Json.Serialization.JsonPropertyName("business_type")]
                 public string BusinessType { get; set; } = string.Empty;
 
@@ -53,7 +53,7 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
                 /// <summary>
                 /// 获取或设置授权批次 ID。
                 /// </summary>
-        [Newtonsoft.Json.JsonProperty("stock_id")]
+                [Newtonsoft.Json.JsonProperty("stock_id")]
                 [System.Text.Json.Serialization.JsonPropertyName("stock_id")]
                 public string? StockId { get; set; }
             }
@@ -62,14 +62,14 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
         /// <summary>
         /// 获取或设置合作方信息。
         /// </summary>
-                [Newtonsoft.Json.JsonIgnore]
+        [Newtonsoft.Json.JsonIgnore]
         [System.Text.Json.Serialization.JsonIgnore]
         public Types.Partner Partner { get; set; } = new Types.Partner();
 
         /// <summary>
         /// 获取或设置被授权数据。
         /// </summary>
-                [Newtonsoft.Json.JsonIgnore]
+        [Newtonsoft.Json.JsonIgnore]
         [System.Text.Json.Serialization.JsonIgnore]
         public Types.AuthorizedData AuthorizedData { get; set; } = new Types.AuthorizedData();
 
diff --git a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/MerchantFundWithdraw/Bill/GetMerchantFundWithdrawBillRequest.cs b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/MerchantFundWithdraw/Bill/GetMerchantFundWithdrawBillRequest.cs
index a6ece831..50a3bc9f 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/MerchantFundWithdraw/Bill/GetMerchantFundWithdrawBillRequest.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/MerchantFundWithdraw/Bill/GetMerchantFundWithdrawBillRequest.cs
@@ -17,6 +17,7 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
 
         /// <summary>
         /// 获取或设置资金账户类型。
+        /// <para>默认值：NO_SUCC</para>
         /// </summary>
         [Newtonsoft.Json.JsonIgnore]
         [System.Text.Json.Serialization.JsonIgnore]
diff --git a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/PayScorePartnerServiceOrder/GetPayScorePartnerServiceOrderByOutOrderNumberRequest.cs b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/PayScorePartnerServiceOrder/GetPayScorePartnerServiceOrderByOutOrderNumberRequest.cs
index 6a9d5546..99a03a51 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/PayScorePartnerServiceOrder/GetPayScorePartnerServiceOrderByOutOrderNumberRequest.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/PayScorePartnerServiceOrder/GetPayScorePartnerServiceOrderByOutOrderNumberRequest.cs
@@ -11,8 +11,8 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
         /// <summary>
         /// 获取或设置子商户号。
         /// </summary>
-        [Newtonsoft.Json.JsonProperty("sub_mchid")]
-        [System.Text.Json.Serialization.JsonPropertyName("sub_mchid")]
+        [Newtonsoft.Json.JsonIgnore]
+        [System.Text.Json.Serialization.JsonIgnore]
         public string SubMerchantId { get; set; } = string.Empty;
     }
 }
diff --git a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/PayScorePartnerServiceOrder/GetPayScorePartnerServiceOrderByQueryIdRequest.cs b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/PayScorePartnerServiceOrder/GetPayScorePartnerServiceOrderByQueryIdRequest.cs
index a68d85a4..495f407f 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/PayScorePartnerServiceOrder/GetPayScorePartnerServiceOrderByQueryIdRequest.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/PayScorePartnerServiceOrder/GetPayScorePartnerServiceOrderByQueryIdRequest.cs
@@ -11,8 +11,8 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
         /// <summary>
         /// 获取或设置子商户号。
         /// </summary>
-        [Newtonsoft.Json.JsonProperty("sub_mchid")]
-        [System.Text.Json.Serialization.JsonPropertyName("sub_mchid")]
+        [Newtonsoft.Json.JsonIgnore]
+        [System.Text.Json.Serialization.JsonIgnore]
         public string SubMerchantId { get; set; } = string.Empty;
     }
 }
diff --git a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/PayScorePermissions/ApplyPayScorePermissionsResponse.cs b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/PayScorePermissions/ApplyPayScorePermissionsResponse.cs
index ce0c2942..d22e2a95 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/PayScorePermissions/ApplyPayScorePermissionsResponse.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/PayScorePermissions/ApplyPayScorePermissionsResponse.cs
@@ -13,6 +13,6 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
         /// </summary>
         [Newtonsoft.Json.JsonProperty("apply_permissions_token")]
         [System.Text.Json.Serialization.JsonPropertyName("apply_permissions_token")]
-        public string ApplyPermissionsToken { get; set; } = string.Empty;
+        public string ApplyPermissionsToken { get; set; } = default!;
     }
 }
diff --git a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/PayScoreServiceOrder/SetPayScoreServiceOrderSyncRequest.cs b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/PayScoreServiceOrder/SetPayScoreServiceOrderSyncRequest.cs
index f4c6511c..54732ca6 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/PayScoreServiceOrder/SetPayScoreServiceOrderSyncRequest.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/PayScoreServiceOrder/SetPayScoreServiceOrderSyncRequest.cs
@@ -60,6 +60,7 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
 
         /// <summary>
         /// 获取或设置场景类型。
+        /// <para>默认值：Order_Paid</para>
         /// </summary>
         [Newtonsoft.Json.JsonProperty("type")]
         [System.Text.Json.Serialization.JsonPropertyName("type")]
diff --git a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/PayTransactions/CreatePayTransactionAppRequest.cs b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/PayTransactions/CreatePayTransactionAppRequest.cs
index 26e5fc3a..d22c5f8c 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/PayTransactions/CreatePayTransactionAppRequest.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/PayTransactions/CreatePayTransactionAppRequest.cs
@@ -21,6 +21,7 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
 
                 /// <summary>
                 /// 获取或设置币种。
+                /// <para>默认值：CNY</para>
                 /// </summary>
                 [Newtonsoft.Json.JsonProperty("currency")]
                 [System.Text.Json.Serialization.JsonPropertyName("currency")]
diff --git a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/PayTransactions/CreatePayTransactionH5Request.cs b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/PayTransactions/CreatePayTransactionH5Request.cs
index 46e8c2ce..f261a67b 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/PayTransactions/CreatePayTransactionH5Request.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/PayTransactions/CreatePayTransactionH5Request.cs
@@ -26,6 +26,7 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
                     {
                         /// <summary>
                         /// 获取或设置场景类型。
+                        /// <para>默认值：Wap</para>
                         /// </summary>
                         [Newtonsoft.Json.JsonProperty("type")]
                         [System.Text.Json.Serialization.JsonPropertyName("type")]
diff --git a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/Refund/CreateRefundDomesticRefundRequest.cs b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/Refund/CreateRefundDomesticRefundRequest.cs
index 47b9db1e..c9fa121f 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/Refund/CreateRefundDomesticRefundRequest.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/Refund/CreateRefundDomesticRefundRequest.cs
@@ -48,6 +48,7 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
 
                 /// <summary>
                 /// 获取或设置退款币种。
+                /// <para>默认值：CNY</para>
                 /// </summary>
                 [Newtonsoft.Json.JsonProperty("currency")]
                 [System.Text.Json.Serialization.JsonPropertyName("currency")]
diff --git a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/Refund/GetRefundDomesticRefundByOutRefundNumberResponse.cs b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/Refund/GetRefundDomesticRefundByOutRefundNumberResponse.cs
index 96fc67e0..c2e00eec 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/Refund/GetRefundDomesticRefundByOutRefundNumberResponse.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/Refund/GetRefundDomesticRefundByOutRefundNumberResponse.cs
@@ -48,6 +48,7 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
 
                 /// <summary>
                 /// 获取或设置退款币种。
+                /// <para>默认值：CNY</para>
                 /// </summary>
                 [Newtonsoft.Json.JsonProperty("currency")]
                 [System.Text.Json.Serialization.JsonPropertyName("currency")]
diff --git a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/WechatTenpayClientOptions.cs b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/WechatTenpayClientOptions.cs
index 9ef82513..9b5377b0 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/WechatTenpayClientOptions.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/WechatTenpayClientOptions.cs
@@ -9,31 +9,31 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3
     public class WechatTenpayClientOptions
     {
         /// <summary>
-        /// <para>获取或设置请求超时时间（单位：毫秒）。</para>
+        /// 获取或设置请求超时时间（单位：毫秒）。
         /// <para>默认值：30000</para>
         /// </summary>
         public int Timeout { get; set; } = 30 * 1000;
 
         /// <summary>
-        /// <para>获取或设置微信支付 API 域名。</para>
+        /// 获取或设置微信支付 API 域名。
         /// <para>默认值：<see cref="WechatTenpayEndpoints.DEFAULT"/></para>
         /// </summary>
         public string? Endpoints { get; set; } = WechatTenpayEndpoints.DEFAULT;
 
         /// <summary>
-        /// <para>获取或设置声明应答中的错误描述使用的自然语言语种。</para>
+        /// 获取或设置声明应答中的错误描述使用的自然语言语种。
         /// <para>默认值：<i>根据操作系统自动生成</i></para>
         /// </summary>
         public string UserAgent { get; set; } = $"OS/{Environment.OSVersion.Platform} SKIT.FlurlHttpClient.Wechat.Tenpay/{Assembly.GetExecutingAssembly().GetName().Version}";
 
         /// <summary>
-        /// <para>获取或设置声明应答中的错误描述使用的自然语言语种。</para>
+        /// 获取或设置声明应答中的错误描述使用的自然语言语种。
         /// <para>默认值：zh_CN</para>
         /// </summary>
         public string AcceptLanguage { get; set; } = "zh-CN";
 
         /// <summary>
-        /// <para>获取或设置微信支付 API 签名认证方式。</para>
+        /// 获取或设置微信支付 API 签名认证方式。
         /// <para>默认值：<see cref="WechatTenpayAuthSchemes.WECHATPAY2_SHA256_RSA2048"/></para>
         /// </summary>
         public string AuthScheme { get; set; } = WechatTenpayAuthSchemes.WECHATPAY2_SHA256_RSA2048;
diff --git a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/WechatTenpayRequest.cs b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/WechatTenpayRequest.cs
index fe401853..0e909723 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/WechatTenpayRequest.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/WechatTenpayRequest.cs
@@ -8,15 +8,14 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3
     public abstract class WechatTenpayRequest : IWechatRequest
     {
         /// <summary>
-        /// <para>获取或设置请求超时时间（单位：毫秒）。</para>
-        /// <para>如果不指定将使用构造 <see cref="WechatTenpayClient"/> 时的 <see cref="WechatTenpayClientOptions.Timeout"/> 参数，这在需要指定特定耗时请求（比如上传或下载文件）的超时时间时很有用。</para>
+        /// 获取或设置请求超时时间（单位：毫秒）。如果不指定将使用构造 <see cref="WechatTenpayClient"/> 时的 <see cref="WechatTenpayClientOptions.Timeout"/> 参数，这在需要指定特定耗时请求（比如上传或下载文件）的超时时间时很有用。
         /// </summary>
         [Newtonsoft.Json.JsonIgnore]
         [System.Text.Json.Serialization.JsonIgnore]
         public virtual int? Timeout { get; set; }
 
         /// <summary>
-        /// <para>获取或设置微信请求使用的微信支付平台证书序列号。</para>
+        /// 获取或设置微信请求使用的微信支付平台证书序列号。
         /// </summary>
         [Newtonsoft.Json.JsonIgnore]
         [System.Text.Json.Serialization.JsonIgnore]