diff --git a/docs/WechatTenpayV3/Basic_ModelDefinition.md b/docs/WechatTenpayV3/Basic_ModelDefinition.md
index f84313dd..9f919d93 100644
--- a/docs/WechatTenpayV3/Basic_ModelDefinition.md
+++ b/docs/WechatTenpayV3/Basic_ModelDefinition.md
@@ -998,6 +998,10 @@
 
         -   获取购付汇账单文件下载链接：`GetFundsToOverseaBillDownloadUrl`
 
+        -   申请资金出境退回：`CreateFundsToOverseaReturnOrder`
+
+        -   查询出境退回结果：`GetFundsToOverseaReturnOrderByOutReturnNumber`
+
     -   平台收付通（下载账单）
 
         -   申请交易账单：`GetBillTradeBill`
diff --git a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Extensions/WechatTenpayClientExecuteFundsToOverseaExtensions.cs b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Extensions/WechatTenpayClientExecuteFundsToOverseaExtensions.cs
index ad467a63..086f5920 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Extensions/WechatTenpayClientExecuteFundsToOverseaExtensions.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Extensions/WechatTenpayClientExecuteFundsToOverseaExtensions.cs
@@ -13,7 +13,7 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3
         /// <para>异步调用 [GET] /funds-to-oversea/transactions/{transaction_id}/available_abroad_amounts 接口。</para>
         /// <para>
         /// REF: <br/>
-        /// <![CDATA[ https://pay.weixin.qq.com/docs/partner/apis/ecommerce-funds-to-oversea/transaction-api/get-available-abroad-amount.html ]]>
+        /// <![CDATA[ https://pay.weixin.qq.com/doc/v3/partner/4012476109 ]]>
         /// </para>
         /// </summary>
         /// <param name="client"></param>
@@ -36,7 +36,7 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3
         /// <para>异步调用 [POST] /funds-to-oversea/orders 接口。</para>
         /// <para>
         /// REF: <br/>
-        /// <![CDATA[ https://pay.weixin.qq.com/docs/partner/apis/ecommerce-funds-to-oversea/funds-to-os-order-api/create-order.html ]]>
+        /// <![CDATA[ https://pay.weixin.qq.com/doc/v3/partner/4012476113 ]]>
         /// </para>
         /// </summary>
         /// <param name="client"></param>
@@ -58,7 +58,7 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3
         /// <para>异步调用 [GET] /funds-to-oversea/orders/{out_order_id} 接口。</para>
         /// <para>
         /// REF: <br/>
-        /// <![CDATA[ https://pay.weixin.qq.com/docs/partner/apis/ecommerce-funds-to-oversea/funds-to-os-order-api/query-order.html ]]>
+        /// <![CDATA[ https://pay.weixin.qq.com/doc/v3/partner/4012476127 ]]>
         /// </para>
         /// </summary>
         /// <param name="client"></param>
@@ -82,7 +82,7 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3
         /// <para>异步调用 [GET] /funds-to-oversea/bill-download-url 接口。</para>
         /// <para>
         /// REF: <br/>
-        /// <![CDATA[ https://pay.weixin.qq.com/docs/partner/apis/ecommerce-funds-to-oversea/purchase-payment-bill/query-download-info.html ]]>
+        /// <![CDATA[ https://pay.weixin.qq.com/doc/v3/partner/4012476132 ]]>
         /// </para>
         /// </summary>
         /// <param name="client"></param>
@@ -101,5 +101,51 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3
 
             return await client.SendFlurlRequestAsJsonAsync<Models.GetFundsToOverseaBillDownloadUrlResponse>(flurlReq, data: request, cancellationToken: cancellationToken).ConfigureAwait(false);
         }
+
+        /// <summary>
+        /// <para>异步调用 [POST] /funds-to-oversea/return/return-orders 接口。</para>
+        /// <para>
+        /// REF: <br/>
+        /// <![CDATA[ https://pay.weixin.qq.com/doc/v3/partner/4013735039 ]]>
+        /// </para>
+        /// </summary>
+        /// <param name="client"></param>
+        /// <param name="request"></param>
+        /// <param name="cancellationToken"></param>
+        /// <returns></returns>
+        public static async Task<Models.CreateFundsToOverseaReturnOrderResponse> ExecuteCreateFundsToOverseaReturnOrderAsync(this WechatTenpayClient client, Models.CreateFundsToOverseaReturnOrderRequest 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
+                .CreateFlurlRequest(request, HttpMethod.Post, "funds-to-oversea", "return", "return-orders");
+
+            return await client.SendFlurlRequestAsJsonAsync<Models.CreateFundsToOverseaReturnOrderResponse>(flurlReq, data: request, cancellationToken: cancellationToken).ConfigureAwait(false);
+        }
+
+        /// <summary>
+        /// <para>异步调用 [GET] /funds-to-oversea/return/return-orders/out-return-no/{out_return_no} 接口。</para>
+        /// <para>
+        /// REF: <br/>
+        /// <![CDATA[ https://pay.weixin.qq.com/doc/v3/partner/4013735052 ]]>
+        /// </para>
+        /// </summary>
+        /// <param name="client"></param>
+        /// <param name="request"></param>
+        /// <param name="cancellationToken"></param>
+        /// <returns></returns>
+        public static async Task<Models.GetFundsToOverseaReturnOrderByOutReturnNumberResponse> ExecuteGetFundsToOverseaReturnOrderByOutReturnNumberAsync(this WechatTenpayClient client, Models.GetFundsToOverseaReturnOrderByOutReturnNumberRequest 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
+                .CreateFlurlRequest(request, HttpMethod.Get, "funds-to-oversea", "return", "return-orders", "out-return-no", request.OutReturnNumber)
+                .SetQueryParam("sub_mchid", request.SubMerchantId);
+
+            return await client.SendFlurlRequestAsJsonAsync<Models.GetFundsToOverseaReturnOrderByOutReturnNumberResponse>(flurlReq, data: request, cancellationToken: cancellationToken).ConfigureAwait(false);
+        }
+
     }
 }
diff --git a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/_Partner/FundsToOversea/CreateFundsToOverseaReturnOrderRequest.cs b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/_Partner/FundsToOversea/CreateFundsToOverseaReturnOrderRequest.cs
new file mode 100644
index 00000000..6636b8a1
--- /dev/null
+++ b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/_Partner/FundsToOversea/CreateFundsToOverseaReturnOrderRequest.cs
@@ -0,0 +1,50 @@
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
+{
+    /// <summary>
+    /// <para>表示 [POST] /funds-to-oversea/return/return-orders 接口的请求。</para>
+    /// </summary>
+    public class CreateFundsToOverseaReturnOrderRequest : WechatTenpayRequest
+    {
+        /// <summary>
+        /// 获取或设置微信二级商户号。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("sub_mchid")]
+        [System.Text.Json.Serialization.JsonPropertyName("sub_mchid")]
+        public string SubMerchantId { get; set; } = string.Empty;
+
+        /// <summary>
+        /// 获取或设置商户出境退回单号。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("out_return_no")]
+        [System.Text.Json.Serialization.JsonPropertyName("out_return_no")]
+        public string OutReturnNumber { get; set; } = string.Empty;
+
+        /// <summary>
+        /// 获取或设置商户出境单号。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("out_order_id")]
+        [System.Text.Json.Serialization.JsonPropertyName("out_order_id")]
+        public string OutOrderId { get; set; } = string.Empty;
+
+        /// <summary>
+        /// 获取或设置微信订单号。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("transaction_id")]
+        [System.Text.Json.Serialization.JsonPropertyName("transaction_id")]
+        public string TransactionId { get; set; } = string.Empty;
+
+        /// <summary>
+        /// 获取或设置微信退款单号。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("refund_id")]
+        [System.Text.Json.Serialization.JsonPropertyName("refund_id")]
+        public string RefundId { get; set; } = string.Empty;
+
+        /// <summary>
+        /// 获取或设置退回金额（单位：分）。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("amount")]
+        [System.Text.Json.Serialization.JsonPropertyName("amount")]
+        public int Amount { get; set; }
+    }
+}
diff --git a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/_Partner/FundsToOversea/CreateFundsToOverseaReturnOrderResponse.cs b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/_Partner/FundsToOversea/CreateFundsToOverseaReturnOrderResponse.cs
new file mode 100644
index 00000000..de4f02ff
--- /dev/null
+++ b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/_Partner/FundsToOversea/CreateFundsToOverseaReturnOrderResponse.cs
@@ -0,0 +1,9 @@
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
+{
+    /// <summary>
+    /// <para>表示 [POST] /funds-to-oversea/return/return-orders 接口的响应。</para>
+    /// </summary>
+    public class CreateFundsToOverseaReturnOrderResponse : GetFundsToOverseaReturnOrderByOutReturnNumberResponse
+    {
+    }
+}
diff --git a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/_Partner/FundsToOversea/GetFundsToOverseaReturnOrderByOutReturnNumberRequest.cs b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/_Partner/FundsToOversea/GetFundsToOverseaReturnOrderByOutReturnNumberRequest.cs
new file mode 100644
index 00000000..ad8e618b
--- /dev/null
+++ b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/_Partner/FundsToOversea/GetFundsToOverseaReturnOrderByOutReturnNumberRequest.cs
@@ -0,0 +1,22 @@
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
+{
+    /// <summary>
+    /// <para>表示 [GET] /funds-to-oversea/return/return-orders/out-return-no/{out_return_no} 接口的请求。</para>
+    /// </summary>
+    public class GetFundsToOverseaReturnOrderByOutReturnNumberRequest : WechatTenpayRequest
+    {
+        /// <summary>
+        /// 获取或设置微信二级商户号。
+        /// </summary>
+        [Newtonsoft.Json.JsonIgnore]
+        [System.Text.Json.Serialization.JsonIgnore]
+        public string SubMerchantId { get; set; } = string.Empty;
+
+        /// <summary>
+        /// 获取或设置商户出境退回单号。
+        /// </summary>
+        [Newtonsoft.Json.JsonIgnore]
+        [System.Text.Json.Serialization.JsonIgnore]
+        public string OutReturnNumber { get; set; } = string.Empty;
+    }
+}
diff --git a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/_Partner/FundsToOversea/GetFundsToOverseaReturnOrderByOutReturnNumberResponse.cs b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/_Partner/FundsToOversea/GetFundsToOverseaReturnOrderByOutReturnNumberResponse.cs
new file mode 100644
index 00000000..0129ea39
--- /dev/null
+++ b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Models/_Partner/FundsToOversea/GetFundsToOverseaReturnOrderByOutReturnNumberResponse.cs
@@ -0,0 +1,91 @@
+using System;
+
+namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Models
+{
+    /// <summary>
+    /// <para>表示 [GET] /funds-to-oversea/return/return-orders/out-return-no/{out_return_no} 接口的响应。</para>
+    /// </summary>
+    public class GetFundsToOverseaReturnOrderByOutReturnNumberResponse : WechatTenpayResponse
+    {
+        /// <summary>
+        /// 获取或设置微信二级商户号。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("sub_mchid")]
+        [System.Text.Json.Serialization.JsonPropertyName("sub_mchid")]
+        public string SubMerchantId { get; set; } = default!;
+
+        /// <summary>
+        /// 获取或设置商户出境退回单号。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("out_return_no")]
+        [System.Text.Json.Serialization.JsonPropertyName("out_return_no")]
+        public string OutReturnNumber { get; set; } = default!;
+
+        /// <summary>
+        /// 获取或设置微信出境退回单号。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("return_id")]
+        [System.Text.Json.Serialization.JsonPropertyName("return_id")]
+        public string ReturnId { get; set; } = default!;
+
+        /// <summary>
+        /// 获取或设置商户出境单号。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("out_order_id")]
+        [System.Text.Json.Serialization.JsonPropertyName("out_order_id")]
+        public string OutOrderId { get; set; } = default!;
+
+        /// <summary>
+        /// 获取或设置微信订单号。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("transaction_id")]
+        [System.Text.Json.Serialization.JsonPropertyName("transaction_id")]
+        public string TransactionId { get; set; } = default!;
+
+        /// <summary>
+        /// 获取或设置微信退款单号。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("refund_id")]
+        [System.Text.Json.Serialization.JsonPropertyName("refund_id")]
+        public string RefundId { get; set; } = default!;
+
+        /// <summary>
+        /// 获取或设置退回金额（单位：分）。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("amount")]
+        [System.Text.Json.Serialization.JsonPropertyName("amount")]
+        public int Amount { get; set; }
+
+        /// <summary>
+        /// 获取或设置出境退回状态。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("state")]
+        [System.Text.Json.Serialization.JsonPropertyName("state")]
+        public string State { get; set; } = default!;
+
+        /// <summary>
+        /// 获取或设置出境失败原因。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("fail_reason")]
+        [System.Text.Json.Serialization.JsonPropertyName("fail_reason")]
+        public string? FailReason { get; set; }
+
+        /// <summary>
+        /// 获取或设置创建时间。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("create_time")]
+        [Newtonsoft.Json.JsonConverter(typeof(Newtonsoft.Json.Converters.Common.Rfc3339DateTimeOffsetConverter))]
+        [System.Text.Json.Serialization.JsonPropertyName("create_time")]
+        [System.Text.Json.Serialization.JsonConverter(typeof(System.Text.Json.Serialization.Common.Rfc3339DateTimeOffsetConverter))]
+        public DateTimeOffset CreateTime { get; set; }
+
+        /// <summary>
+        /// 获取或设置成功时间。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("success_time")]
+        [Newtonsoft.Json.JsonConverter(typeof(Newtonsoft.Json.Converters.Common.Rfc3339DateTimeOffsetConverter))]
+        [System.Text.Json.Serialization.JsonPropertyName("success_time")]
+        [System.Text.Json.Serialization.JsonConverter(typeof(System.Text.Json.Serialization.Common.Rfc3339DateTimeOffsetConverter))]
+        public DateTimeOffset? SuccessTime { get; set; }
+    }
+}
diff --git a/test/SKIT.FlurlHttpClient.Wechat.TenpayV3.UnitTests/ModelSamples/_/_Partner/FundsToOversea/CreateFundsToOverseaReturnOrderRequest.json b/test/SKIT.FlurlHttpClient.Wechat.TenpayV3.UnitTests/ModelSamples/_/_Partner/FundsToOversea/CreateFundsToOverseaReturnOrderRequest.json
new file mode 100644
index 00000000..98d05abb
--- /dev/null
+++ b/test/SKIT.FlurlHttpClient.Wechat.TenpayV3.UnitTests/ModelSamples/_/_Partner/FundsToOversea/CreateFundsToOverseaReturnOrderRequest.json
@@ -0,0 +1,8 @@
+{
+    "out_return_no": "R20250220103930",
+    "sub_mchid": "1900000109",
+    "out_order_id": "merchant_1123123",
+    "transaction_id": "420000000000000010",
+    "refund_id": "5017752501201407033233368018",
+    "amount": 100
+}
diff --git a/test/SKIT.FlurlHttpClient.Wechat.TenpayV3.UnitTests/ModelSamples/_/_Partner/FundsToOversea/CreateFundsToOverseaReturnOrderResponse.json b/test/SKIT.FlurlHttpClient.Wechat.TenpayV3.UnitTests/ModelSamples/_/_Partner/FundsToOversea/CreateFundsToOverseaReturnOrderResponse.json
new file mode 100644
index 00000000..161a1a6c
--- /dev/null
+++ b/test/SKIT.FlurlHttpClient.Wechat.TenpayV3.UnitTests/ModelSamples/_/_Partner/FundsToOversea/CreateFundsToOverseaReturnOrderResponse.json
@@ -0,0 +1,13 @@
+{
+    "out_return_no": "R20250220103930",
+    "sub_mchid": "1900000109",
+    "return_id": "2375897293812",
+    "out_order_id": "merchant_1123123",
+    "transaction_id": "420000000000000010",
+    "refund_id": "5017752501201407033233368018",
+    "amount": 100,
+    "state": "PROCESSING",
+    "create_time": "2025-02-20T10:29:35+08:00",
+    "success_time": "2025-02-22T10:29:35+08:00",
+    "fail_reason": "RETURN_AMOUNT_NOT_ENOUGH"
+}
diff --git a/test/SKIT.FlurlHttpClient.Wechat.TenpayV3.UnitTests/ModelSamples/_/_Partner/FundsToOversea/GetFundsToOverseaReturnOrderByOutReturnNumberResponse.json b/test/SKIT.FlurlHttpClient.Wechat.TenpayV3.UnitTests/ModelSamples/_/_Partner/FundsToOversea/GetFundsToOverseaReturnOrderByOutReturnNumberResponse.json
new file mode 100644
index 00000000..161a1a6c
--- /dev/null
+++ b/test/SKIT.FlurlHttpClient.Wechat.TenpayV3.UnitTests/ModelSamples/_/_Partner/FundsToOversea/GetFundsToOverseaReturnOrderByOutReturnNumberResponse.json
@@ -0,0 +1,13 @@
+{
+    "out_return_no": "R20250220103930",
+    "sub_mchid": "1900000109",
+    "return_id": "2375897293812",
+    "out_order_id": "merchant_1123123",
+    "transaction_id": "420000000000000010",
+    "refund_id": "5017752501201407033233368018",
+    "amount": 100,
+    "state": "PROCESSING",
+    "create_time": "2025-02-20T10:29:35+08:00",
+    "success_time": "2025-02-22T10:29:35+08:00",
+    "fail_reason": "RETURN_AMOUNT_NOT_ENOUGH"
+}