diff --git a/src/SKIT.FlurlHttpClient.Wechat.Api/Extensions/WechatApiClientExecuteChannelsExtensions.cs b/src/SKIT.FlurlHttpClient.Wechat.Api/Extensions/WechatApiClientExecuteChannelsExtensions.cs
index b4f99ade..c567718c 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.Api/Extensions/WechatApiClientExecuteChannelsExtensions.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.Api/Extensions/WechatApiClientExecuteChannelsExtensions.cs
@@ -7947,6 +7947,29 @@ namespace SKIT.FlurlHttpClient.Wechat.Api
 
             return await client.SendFlurlRequestAsJsonAsync<Models.ChannelsECSupplierRelationGetECListResponse>(flurlReq, data: request, cancellationToken: cancellationToken).ConfigureAwait(false);
         }
+
+        /// <summary>
+        /// <para>异步调用 [POST] /channels/ec/supplier/relation/invite_supplier 接口。</para>
+        /// <para>
+        /// REF: <br/>
+        /// <![CDATA[ https://developers.weixin.qq.com/doc/store/shop/API/supplier/relation/api_invite_supplier.html ]]>
+        /// </para>
+        /// </summary>
+        /// <param name="client"></param>
+        /// <param name="request"></param>
+        /// <param name="cancellationToken"></param>
+        /// <returns></returns>
+        public static async Task<Models.ChannelsECSupplierRelationInviteSupplierResponse> ExecuteChannelsECSupplierRelationInviteSupplierAsync(this WechatApiClient client, Models.ChannelsECSupplierRelationInviteSupplierRequest 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, "channels", "ec", "supplier", "relation", "invite_supplier")
+                .SetQueryParam("access_token", request.AccessToken);
+
+            return await client.SendFlurlRequestAsJsonAsync<Models.ChannelsECSupplierRelationInviteSupplierResponse>(flurlReq, data: request, cancellationToken: cancellationToken).ConfigureAwait(false);
+        }
         #endregion
         #endregion
 
diff --git a/src/SKIT.FlurlHttpClient.Wechat.Api/Models/Channels/ECSupplier/Relation/ChannelsECSupplierRelationInviteSupplierRequest.cs b/src/SKIT.FlurlHttpClient.Wechat.Api/Models/Channels/ECSupplier/Relation/ChannelsECSupplierRelationInviteSupplierRequest.cs
new file mode 100644
index 00000000..0299aaff
--- /dev/null
+++ b/src/SKIT.FlurlHttpClient.Wechat.Api/Models/Channels/ECSupplier/Relation/ChannelsECSupplierRelationInviteSupplierRequest.cs
@@ -0,0 +1,29 @@
+namespace SKIT.FlurlHttpClient.Wechat.Api.Models
+{
+    /// <summary>
+    /// <para>表示 [POST] /channels/ec/supplier/relation/invite_supplier 接口的请求。</para>
+    /// </summary>
+    public class ChannelsECSupplierRelationInviteSupplierRequest : WechatApiRequest, IInferable<ChannelsECSupplierRelationInviteSupplierRequest, ChannelsECSupplierRelationInviteSupplierResponse>
+    {
+        /// <summary>
+        /// 获取或设置供货商 AppId。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("supplier_appid")]
+        [System.Text.Json.Serialization.JsonPropertyName("supplier_appid")]
+        public string SupplierAppId { get; set; } = string.Empty;
+
+        /// <summary>
+        /// 获取或设置第三方服务商 ServiceId。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("service_id")]
+        [System.Text.Json.Serialization.JsonPropertyName("service_id")]
+        public int? ServiceId { get; set; }
+
+        /// <summary>
+        /// 获取或设置备注信息。
+        /// </summary>
+        [Newtonsoft.Json.JsonProperty("remark")]
+        [System.Text.Json.Serialization.JsonPropertyName("remark")]
+        public string? Remark { get; set; }
+    }
+}
diff --git a/src/SKIT.FlurlHttpClient.Wechat.Api/Models/Channels/ECSupplier/Relation/ChannelsECSupplierRelationInviteSupplierResponse.cs b/src/SKIT.FlurlHttpClient.Wechat.Api/Models/Channels/ECSupplier/Relation/ChannelsECSupplierRelationInviteSupplierResponse.cs
new file mode 100644
index 00000000..afafbf31
--- /dev/null
+++ b/src/SKIT.FlurlHttpClient.Wechat.Api/Models/Channels/ECSupplier/Relation/ChannelsECSupplierRelationInviteSupplierResponse.cs
@@ -0,0 +1,9 @@
+namespace SKIT.FlurlHttpClient.Wechat.Api.Models
+{
+    /// <summary>
+    /// <para>表示 [POST] /channels/ec/supplier/relation/invite_supplier 接口的响应。</para>
+    /// </summary>
+    public class ChannelsECSupplierRelationInviteSupplierResponse : WechatApiResponse
+    {
+    }
+}
diff --git a/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/ModelSamples/Channels/ECSupplier/Relation/ChannelsECSupplierRelationInviteSupplierRequest.json b/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/ModelSamples/Channels/ECSupplier/Relation/ChannelsECSupplierRelationInviteSupplierRequest.json
new file mode 100644
index 00000000..a95b7ba4
--- /dev/null
+++ b/test/SKIT.FlurlHttpClient.Wechat.Api.UnitTests/ModelSamples/Channels/ECSupplier/Relation/ChannelsECSupplierRelationInviteSupplierRequest.json
@@ -0,0 +1,5 @@
+{
+    "supplier_appid": "wx88888888supplier",
+    "service_id": 123456,
+    "remark": "服务商代发邀请"
+}