diff --git a/bonus-modules/bonus-smart-canteen/src/main/java/com/bonus/canteen/core/account/service/impl/AccCardServiceImpl.java b/bonus-modules/bonus-smart-canteen/src/main/java/com/bonus/canteen/core/account/service/impl/AccCardServiceImpl.java
index 038142d..48637d2 100644
--- a/bonus-modules/bonus-smart-canteen/src/main/java/com/bonus/canteen/core/account/service/impl/AccCardServiceImpl.java
+++ b/bonus-modules/bonus-smart-canteen/src/main/java/com/bonus/canteen/core/account/service/impl/AccCardServiceImpl.java
@@ -78,11 +78,6 @@ public class AccCardServiceImpl implements IAccCardService {
             if (cardCountByUserId > 0) {
                 throw new ServiceException("此用户已有卡, 不能再次发放");
             }
-            // 发卡前校验是否卡号已存在, 卡号不能重复
-            int cardCountByCardSerialNum= accCardMapper.selectAccCardCountByCardSerialNum(accountCard.getSerialNum());
-            if (cardCountByCardSerialNum > 0) {
-                throw new ServiceException("卡号已存在, 卡号不能重复");
-            }
             int count = accCardMapper.insertAccCard(accountCard);
             saveAccCardChangeRecord(accountCard);
             return count;