diff --git a/src/Shentun.Peis.Domain/CardRegisters/CardRegisterManager.cs b/src/Shentun.Peis.Domain/CardRegisters/CardRegisterManager.cs
index a34aab1..8e8f0e2 100644
--- a/src/Shentun.Peis.Domain/CardRegisters/CardRegisterManager.cs
+++ b/src/Shentun.Peis.Domain/CardRegisters/CardRegisterManager.cs
@@ -114,7 +114,15 @@ namespace Shentun.Peis.CardRegisters
                 }
             }
         }
-
+        /// <summary>
+        /// 创建卡充值
+        /// </summary>
+        /// <param name="entity"></param>
+        /// <param name="payModeId"></param>
+        /// <param name="billFlag"></param>
+        /// <param name="amount"></param>
+        /// <returns></returns>
+        /// <exception cref="ArgumentException"></exception>
         public CardBill CreateCardBill(CardRegister entity, string payModeId, char billFlag, decimal amount)
         {
             DataHelper.CheckVerifyData(entity);
@@ -145,7 +153,14 @@ namespace Shentun.Peis.CardRegisters
             };
             return cardBill;
         }
-
+        /// <summary>
+        /// 增加卡充值，暂时不使用，用来测试聚合根模式
+        /// </summary>
+        /// <param name="entity"></param>
+        /// <param name="payModeId"></param>
+        /// <param name="billFlag"></param>
+        /// <param name="amount"></param>
+        /// <exception cref="ArgumentException"></exception>
         public void AddCardBill(CardRegister entity, string payModeId, char billFlag, decimal amount)
         {
             DataHelper.CheckVerifyData(entity);