diff --git a/YD_Event.Core/Entities/WeChatPayConfig.cs b/YD_Event.Core/Entities/WeChatPayConfig.cs
new file mode 100644
index 0000000..0b6b855
--- /dev/null
+++ b/YD_Event.Core/Entities/WeChatPayConfig.cs
@@ -0,0 +1,69 @@
+using YD_Event.Core.Enum;
+
+namespace YD_Event.Core.Entities;
+
+/// <summary>
+/// 微信支付配置表
+/// </summary>
+[SugarTable("WeChatPayConfig")]
+public class WeChatPayConfig : Entity<long>, ISoftDelete, ICreatedUserId, ICreatedTime, IUpdatedUserId, IUpdatedTime, IAvailability
+{
+    /// <summary>
+    /// 商户ID（外键）
+    /// </summary>
+    public long MerchantId { get; set; }
+
+    /// <summary>
+    /// 微信支付商户号
+    /// </summary>
+    [SugarColumn(Length = 32)]
+    public string MerchantIdValue { get; set; }
+
+    /// <summary>
+    /// 微信支付 APIv3 密钥
+    /// </summary>
+    [SugarColumn(Length = 64)]
+    public string MerchantV3Secret { get; set; }
+
+    /// <summary>
+    /// 微信支付商户证书序列号
+    /// </summary>
+    [SugarColumn(Length = 64)]
+    public string MerchantCertificateSerialNumber { get; set; }
+
+    /// <summary>
+    /// 微信支付商户私钥(PEM格式)
+    /// </summary>
+    [SugarColumn(ColumnDataType = "text")]
+    public string MerchantCertificatePrivateKey { get; set; }
+
+    /// <summary>
+    /// 可用状态
+    /// </summary>
+    public AvailabilityStatus Status { get; set; }
+
+    /// <summary>
+    /// 标记删除
+    /// </summary>
+    public bool DeleteMark { get; set; }
+
+    /// <summary>
+    /// 创建人
+    /// </summary>
+    public long CreatedUserId { get; set; }
+
+    /// <summary>
+    /// 创建时间
+    /// </summary>
+    public DateTime CreatedTime { get; set; }
+
+    /// <summary>
+    /// 更新人
+    /// </summary>
+    public long? UpdatedUserId { get; set; }
+
+    /// <summary>
+    /// 更新时间
+    /// </summary>
+    public DateTime? UpdatedTime { get; set; }
+}
\ No newline at end of file
diff --git a/YD_Event.Core/Infrastructure/WeChat/Dto/WeChatCode2SessionResponse.cs b/YD_Event.Core/Infrastructure/WeChat/Dto/WeChatCode2SessionResponse.cs
new file mode 100644
index 0000000..3f206a6
--- /dev/null
+++ b/YD_Event.Core/Infrastructure/WeChat/Dto/WeChatCode2SessionResponse.cs
@@ -0,0 +1,27 @@
+using Newtonsoft.Json;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace YD_Event.Core.Infrastructure.WeChat.Dto
+{
+    public class WeChatCode2SessionResponse
+    {
+        [JsonProperty("openid")]
+        public string OpenId { get; set; }
+
+        [JsonProperty("session_key")]
+        public string SessionKey { get; set; }
+
+        [JsonProperty("unionid")]
+        public string UnionId { get; set; }
+
+        [JsonProperty("errcode")]
+        public int ErrCode { get; set; }
+
+        [JsonProperty("errmsg")]
+        public string ErrMsg { get; set; }
+    }
+}
diff --git a/YD_Event.Core/Infrastructure/WeChat/WeChatService.cs b/YD_Event.Core/Infrastructure/WeChat/WeChatService.cs
index ee8ba3c..680171e 100644
--- a/YD_Event.Core/Infrastructure/WeChat/WeChatService.cs
+++ b/YD_Event.Core/Infrastructure/WeChat/WeChatService.cs
@@ -9,6 +9,7 @@ using Furion.DependencyInjection;
 using System.Net.Http;
 using System.Threading.Tasks;
 using Furion.FriendlyException;
+using YD_Event.Core.Infrastructure.WeChat.Dto;
 
 namespace YD_Event.Core.Infrastructure.WeChat;
 
@@ -72,22 +73,4 @@ public class WeChatService : ITransient
             throw Oops.Bah("微信服务暂不可用，请稍后重试");
         }
     }
-}
-
-public class WeChatCode2SessionResponse
-{
-    [JsonProperty("openid")]
-    public string OpenId { get; set; }
-
-    [JsonProperty("session_key")]
-    public string SessionKey { get; set; }
-
-    [JsonProperty("unionid")]
-    public string UnionId { get; set; }
-
-    [JsonProperty("errcode")]
-    public int ErrCode { get; set; }
-
-    [JsonProperty("errmsg")]
-    public string ErrMsg { get; set; }
-}
+}
\ No newline at end of file