diff --git a/Binance.TradeRobot.API/Controllers/UserController.cs b/Binance.TradeRobot.API/Controllers/UserController.cs
index 64ae43a..b00e5d2 100644
--- a/Binance.TradeRobot.API/Controllers/UserController.cs
+++ b/Binance.TradeRobot.API/Controllers/UserController.cs
@@ -40,7 +40,7 @@ namespace Binance.TradeRobot.API.Controllers
         /// <summary>
         /// 获取用户资金变更记录
         /// </summary>
-        [HttpGet]
+        [HttpPost]
         public UserAccountChangeRecordListResponse GetUserAccountFundChangeRecordList([FromBody] QueryUserAccountRequest queryUserAccountRequest)
         {
             return userBusiness.GetUserAccountFundChangeRecordList(queryUserAccountRequest);
diff --git a/Binance.TradeRobot.Model/Binance.TradeRobot.Model.xml b/Binance.TradeRobot.Model/Binance.TradeRobot.Model.xml
index 826cb87..2e4f86b 100644
--- a/Binance.TradeRobot.Model/Binance.TradeRobot.Model.xml
+++ b/Binance.TradeRobot.Model/Binance.TradeRobot.Model.xml
@@ -394,6 +394,11 @@
             用户投资收益
             </summary>
         </member>
+        <member name="P:Binance.TradeRobot.Model.Dto.AddExchangeAccountRequest.Id">
+            <summary>
+            交易所UID
+            </summary>
+        </member>
         <member name="P:Binance.TradeRobot.Model.Dto.AddExchangeAccountRequest.TradePolicy">
             <summary>
             交易策略
diff --git a/Binance.TradeRobot.Model/Db/Exchange/ExchangeAPIKey.cs b/Binance.TradeRobot.Model/Db/Exchange/ExchangeAPIKey.cs
index 1191c49..fdda21e 100644
--- a/Binance.TradeRobot.Model/Db/Exchange/ExchangeAPIKey.cs
+++ b/Binance.TradeRobot.Model/Db/Exchange/ExchangeAPIKey.cs
@@ -4,27 +4,38 @@ using System;
 namespace Binance.TradeRobot.Model.Db
 {
     [Table(Name = "exchangeapikey", DisableSyncStructure = true)]
-	public partial class ExchangeAPIKey
-	{
+    public partial class ExchangeAPIKey
+    {
 
-		[Column(DbType = "bigint", IsPrimary = true)]
-		public long Id { get; set; }
+        public ExchangeAPIKey()
+        {
+            CreateTime = DateTime.Now;
+        }
 
-		[Column(DbType = "bigint")]
-		public long AccountId { get; set; }
+        [Column(DbType = "bigint", IsPrimary = true)]
+        public long Id { get; set; }
 
-		[Column(StringLength = 100, IsNullable = false)]
-		public string APIKey { get; set; }
+        /// <summary>
+        /// �������˺�UID
+        /// </summary>
+        [Column(DbType = "bigint")]
+        public long AccountId { get; set; }
 
-		[Column(DbType = "datetime")]
-		public DateTime CreateTime { get; set; }
+        [Column(StringLength = 100, IsNullable = false)]
+        public string APIKey { get; set; }
 
-		[Column(DbType = "bigint")]
-		public long? RobotId { get; set; }
+        [Column(DbType = "datetime")]
+        public DateTime CreateTime { get; set; }
 
-		[Column(StringLength = 100, IsNullable = false)]
-		public string SecretKey { get; set; }
+        /// <summary>
+        /// ����������Id
+        /// </summary>
+        [Column(DbType = "bigint")]
+        public long? RobotId { get; set; }
 
-	}
+        [Column(StringLength = 100, IsNullable = false)]
+        public string SecretKey { get; set; }
+
+    }
 
 }
diff --git a/Binance.TradeRobot.Model/Db/Exchange/ExchangeAccount.cs b/Binance.TradeRobot.Model/Db/Exchange/ExchangeAccount.cs
index dd85109..0675838 100644
--- a/Binance.TradeRobot.Model/Db/Exchange/ExchangeAccount.cs
+++ b/Binance.TradeRobot.Model/Db/Exchange/ExchangeAccount.cs
@@ -8,6 +8,7 @@ namespace Binance.TradeRobot.Model.Db
     [Table(Name = "exchangeaccount", DisableSyncStructure = true)]
     public partial class ExchangeAccount
     {
+        public ExchangeAccount() { CreateTime = DateTime.Now; }
 
         [Column(DbType = "bigint", IsPrimary = true)]
         public long Id { get; set; }
diff --git a/Binance.TradeRobot.Model/Db/User/UserAccountFundChangeRecord.cs b/Binance.TradeRobot.Model/Db/User/UserAccountFundChangeRecord.cs
index 3a11fca..aae1016 100644
--- a/Binance.TradeRobot.Model/Db/User/UserAccountFundChangeRecord.cs
+++ b/Binance.TradeRobot.Model/Db/User/UserAccountFundChangeRecord.cs
@@ -8,6 +8,10 @@ namespace Binance.TradeRobot.Model.Db
     [Table(Name = "useraccountfundchangerecord", DisableSyncStructure = true)]
     public partial class UserAccountFundChangeRecord
     {
+        public UserAccountFundChangeRecord()
+        {
+            CreateTime = DateTime.Now;
+        }
 
         [Column(DbType = "bigint", IsPrimary = true)]
         public long Id { get; set; }
diff --git a/Binance.TradeRobot.Model/Dto/Request/Exchange/AddExchangeAccountRequest.cs b/Binance.TradeRobot.Model/Dto/Request/Exchange/AddExchangeAccountRequest.cs
index 0dce341..76d0d3d 100644
--- a/Binance.TradeRobot.Model/Dto/Request/Exchange/AddExchangeAccountRequest.cs
+++ b/Binance.TradeRobot.Model/Dto/Request/Exchange/AddExchangeAccountRequest.cs
@@ -4,6 +4,9 @@ namespace Binance.TradeRobot.Model.Dto
 {
     public class AddExchangeAccountRequest
     {
+        /// <summary>
+        /// 交易所UID
+        /// </summary>
         public long Id { get; set; }
 
         public string LoginName { get; set; }
diff --git a/Binance.TradeRobot.Model/Dto/Response/Exchange/ExchangeAPIKeyResponse.cs b/Binance.TradeRobot.Model/Dto/Response/Exchange/ExchangeAPIKeyResponse.cs
index 6fe24be..2681990 100644
--- a/Binance.TradeRobot.Model/Dto/Response/Exchange/ExchangeAPIKeyResponse.cs
+++ b/Binance.TradeRobot.Model/Dto/Response/Exchange/ExchangeAPIKeyResponse.cs
@@ -2,8 +2,14 @@
 {
     public class ExchangeAPIKeyResponse : Db.ExchangeAPIKey
     {
+        /// <summary>
+        /// 逐仓杠杆USDT
+        /// </summary>
         public decimal SpotMarginUSDT { get; set; }
 
+        /// <summary>
+        /// 机器人交易对
+        /// </summary>
         public string RobotSymbol { get; set; }
     }
 }