diff --git a/src/main/java/com/example/demo/Mysql/MysqlServiceImpl.java b/src/main/java/com/example/demo/Mysql/MysqlServiceImpl.java
index ebb60ab..4c1b915 100644
--- a/src/main/java/com/example/demo/Mysql/MysqlServiceImpl.java
+++ b/src/main/java/com/example/demo/Mysql/MysqlServiceImpl.java
@@ -300,7 +300,7 @@ public class MysqlServiceImpl implements MysqlService {
         data.operation_platform = rs.getString("operation_platform");
         data.goods_name = rs.getString("goods_name");
         data.uid = rs.getString("id");
-        data.linkId = rs.getString("link_id");
+        data.linkId = rs.getString("uid");
 
         // 预生成订单号（避免在循环中重复生成）
         String timestampPart = LocalDateTime.now().format(DateTimeFormatter.ofPattern("yyyyMMddHHmmssSSS"));
diff --git a/src/main/java/com/example/demo/serviceImpl/coin/RechargeServiceImpl.java b/src/main/java/com/example/demo/serviceImpl/coin/RechargeServiceImpl.java
index 43f61ea..ed9f8ae 100644
--- a/src/main/java/com/example/demo/serviceImpl/coin/RechargeServiceImpl.java
+++ b/src/main/java/com/example/demo/serviceImpl/coin/RechargeServiceImpl.java
@@ -1,5 +1,6 @@
 package com.example.demo.serviceImpl.coin;
 
+import com.example.demo.Util.SimpleIdGenerator;
 import com.example.demo.domain.entity.UserGoldRecord;
 import com.example.demo.domain.vo.bean.BeanUserCard;
 import com.example.demo.mapper.bean.BeanUserMapper;
@@ -144,6 +145,7 @@ public class RechargeServiceImpl implements RechargeService {
         userGoldRecord.setType((byte) 0);
         userGoldRecord.setAuditStatus(0);
         userGoldRecord.setCreateTime(new Date());
+        userGoldRecord.setLinkId(SimpleIdGenerator.generateId());
         rechargeMapper.add(userGoldRecord);
         return Result.success();
     }