diff --git a/src/SKIT.FlurlHttpClient.Wechat.Api/Extensions/WechatApiClientExecuteWxaExtensions.cs b/src/SKIT.FlurlHttpClient.Wechat.Api/Extensions/WechatApiClientExecuteWxaExtensions.cs
index 82d59fb7..938e9a5e 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.Api/Extensions/WechatApiClientExecuteWxaExtensions.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.Api/Extensions/WechatApiClientExecuteWxaExtensions.cs
@@ -13,6 +13,7 @@ namespace SKIT.FlurlHttpClient.Wechat.Api
         /// <para>异步调用 [GET] /wxa/checksession 接口。</para>
         /// <para>
         /// REF: <br/>
+        /// <![CDATA[ https://developers.weixin.qq.com/miniprogram/dev/OpenApiDoc/user-login/checkSessionKey.html ]]>
         /// <![CDATA[ https://developers.weixin.qq.com/minigame/dev/api-backend/open-api/login/auth.checkSessionKey.html ]]>
         /// </para>
         /// </summary>
@@ -35,6 +36,33 @@ namespace SKIT.FlurlHttpClient.Wechat.Api
             return await client.SendFlurlRequestAsJsonAsync<Models.WxaCheckSessionResponse>(flurlReq, data: request, cancellationToken: cancellationToken).ConfigureAwait(false);
         }
 
+        /// <summary>
+        /// <para>异步调用 [GET] /wxa/resetusersessionkey 接口。</para>
+        /// <para>
+        /// REF: <br/>
+        /// <![CDATA[ https://developers.weixin.qq.com/miniprogram/dev/OpenApiDoc/user-login/ResetUserSessionKey.html ]]> <br/>
+        /// <![CDATA[ https://developers.weixin.qq.com/minigame/dev/api-backend/open-api/login/auth.ResetUserSessionKey.html ]]>
+        /// </para>
+        /// </summary>
+        /// <param name="client"></param>
+        /// <param name="request"></param>
+        /// <param name="cancellationToken"></param>
+        /// <returns></returns>
+        public static async Task<Models.WxaResetUserSessionKeyResponse> ExecuteWxaResetUserSessionKeyAsync(this WechatApiClient client, Models.WxaResetUserSessionKeyRequest 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, "wxa", "resetusersessionkey")
+                .SetQueryParam("access_token", request.AccessToken)
+                .SetQueryParam("openid", request.OpenId)
+                .SetQueryParam("signature", request.Signature)
+                .SetQueryParam("sig_method", request.SignMethod);
+
+            return await client.SendFlurlRequestAsJsonAsync<Models.WxaResetUserSessionKeyResponse>(flurlReq, data: request, cancellationToken: cancellationToken).ConfigureAwait(false);
+        }
+
         /// <summary>
         /// <para>异步调用 [GET] /wxa/getpaidunionid 接口。</para>
         /// <para>
diff --git a/src/SKIT.FlurlHttpClient.Wechat.Api/Models/Wxa/WxaCheckSessionRequest.cs b/src/SKIT.FlurlHttpClient.Wechat.Api/Models/Wxa/WxaCheckSessionRequest.cs
index 4891345a..26f47977 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.Api/Models/Wxa/WxaCheckSessionRequest.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.Api/Models/Wxa/WxaCheckSessionRequest.cs
@@ -1,4 +1,6 @@
-namespace SKIT.FlurlHttpClient.Wechat.Api.Models
+using System;
+
+namespace SKIT.FlurlHttpClient.Wechat.Api.Models
 {
     /// <summary>
     /// <para>表示 [GET] /wxa/checksession 接口的请求。</para>
@@ -21,10 +23,27 @@
 
         /// <summary>
         /// 获取或设置用户登录态签名的哈希方法。
-        /// <para>默认值：hmac_sha256</para>
+        /// <para>默认值："hmac_sha256"</para>
         /// </summary>
         [Newtonsoft.Json.JsonIgnore]
         [System.Text.Json.Serialization.JsonIgnore]
         public string SignMethod { get; set; } = "hmac_sha256";
+
+        public void SetSignatureBySessionKey(string sessionKey, string signMethod = "hmac_sha256")
+        {
+            if (sessionKey is null) throw new ArgumentNullException(nameof(sessionKey));
+            if (signMethod is null) throw new ArgumentNullException(nameof(signMethod));
+
+            switch (signMethod)
+            {
+                case "hmac_sha256":
+                    Signature = Utilities.HMACUtility.HashWithSHA256(sessionKey, string.Empty).Value!.ToLower();
+                    SignMethod = signMethod;
+                    break;
+
+                default:
+                    throw new NotSupportedException();
+            }
+        }
     }
 }
diff --git a/src/SKIT.FlurlHttpClient.Wechat.Api/Models/Wxa/WxaResetUserSessionKeyRequest.cs b/src/SKIT.FlurlHttpClient.Wechat.Api/Models/Wxa/WxaResetUserSessionKeyRequest.cs
new file mode 100644
index 00000000..ca02f62f
--- /dev/null
+++ b/src/SKIT.FlurlHttpClient.Wechat.Api/Models/Wxa/WxaResetUserSessionKeyRequest.cs
@@ -0,0 +1,49 @@
+using System;
+
+namespace SKIT.FlurlHttpClient.Wechat.Api.Models
+{
+    /// <summary>
+    /// <para>表示 [GET] /wxa/resetusersessionkey 接口的请求。</para>
+    /// </summary>
+    public class WxaResetUserSessionKeyRequest : WechatApiRequest, IInferable<WxaResetUserSessionKeyRequest, WxaResetUserSessionKeyResponse>
+    {
+        /// <summary>
+        /// 获取或设置用户唯一标识。
+        /// </summary>
+        [Newtonsoft.Json.JsonIgnore]
+        [System.Text.Json.Serialization.JsonIgnore]
+        public string OpenId { get; set; } = string.Empty;
+
+        /// <summary>
+        /// 获取或设置用户登录态签名。
+        /// </summary>
+        [Newtonsoft.Json.JsonIgnore]
+        [System.Text.Json.Serialization.JsonIgnore]
+        public string Signature { get; set; } = string.Empty;
+
+        /// <summary>
+        /// 获取或设置用户登录态签名的哈希方法。
+        /// <para>默认值："hmac_sha256"</para>
+        /// </summary>
+        [Newtonsoft.Json.JsonIgnore]
+        [System.Text.Json.Serialization.JsonIgnore]
+        public string SignMethod { get; set; } = "hmac_sha256";
+
+        public void SetSignatureBySessionKey(string sessionKey, string signMethod = "hmac_sha256")
+        {
+            if (sessionKey is null) throw new ArgumentNullException(nameof(sessionKey));
+            if (signMethod is null) throw new ArgumentNullException(nameof(signMethod));
+
+            switch (signMethod)
+            {
+                case "hmac_sha256":
+                    Signature = Utilities.HMACUtility.HashWithSHA256(sessionKey, string.Empty).Value!.ToLower();
+                    SignMethod = signMethod;
+                    break;
+
+                default:
+                    throw new NotSupportedException();
+            }
+        }
+    }
+}
diff --git a/src/SKIT.FlurlHttpClient.Wechat.Api/Models/Wxa/WxaResetUserSessionKeyResponse.cs b/src/SKIT.FlurlHttpClient.Wechat.Api/Models/Wxa/WxaResetUserSessionKeyResponse.cs
new file mode 100644
index 00000000..12ed32f7
--- /dev/null
+++ b/src/SKIT.FlurlHttpClient.Wechat.Api/Models/Wxa/WxaResetUserSessionKeyResponse.cs
@@ -0,0 +1,22 @@
+namespace SKIT.FlurlHttpClient.Wechat.Api.Models
+{
+    /// <summary>
+    /// <para>表示 [GET] /wxa/resetusersessionkey 接口的响应。</para>
+    /// </summary>
+    public class WxaResetUserSessionKeyResponse : WechatApiResponse
+    {
+        /// <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; } = default!;
+
+        /// <summary>
+        /// 获取或设置重置后的会话密钥。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("session_key")]
+        [System.Text.Json.Serialization.JsonPropertyName("session_key")]
+        public string SessionKey { get; set; } = default!;
+    }
+}
diff --git a/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/ModelSamples/Wxa/WxaResetUserSessionKeyResponse.json b/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/ModelSamples/Wxa/WxaResetUserSessionKeyResponse.json
new file mode 100644
index 00000000..70771607
--- /dev/null
+++ b/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/ModelSamples/Wxa/WxaResetUserSessionKeyResponse.json
@@ -0,0 +1,6 @@
+{
+    "errcode": 0,
+    "errmsg": "ok",
+    "openid": "xxxxxxx",
+    "session_key": "xxxxxxxx"
+}