diff --git a/eladmin-system/src/main/java/cn/ysk/cashier/mybatis/service/MpOrderInfoService.java b/eladmin-system/src/main/java/cn/ysk/cashier/mybatis/service/MpOrderInfoService.java
new file mode 100644
index 00000000..9c3a86ae
--- /dev/null
+++ b/eladmin-system/src/main/java/cn/ysk/cashier/mybatis/service/MpOrderInfoService.java
@@ -0,0 +1,25 @@
+package cn.ysk.cashier.mybatis.service;
+
+import cn.ysk.cashier.enums.OrderStatusEnums;
+import cn.ysk.cashier.pojo.order.TbOrderDetail;
+import cn.ysk.cashier.pojo.order.TbOrderInfo;
+import com.baomidou.mybatisplus.extension.service.IService;
+
+import java.util.List;
+
+/**
+ * (TbShopPermission)表服务接口
+ *
+ * @author makejava
+ * @since 2024-09-14 17:08:48
+ */
+public interface MpOrderInfoService extends IService<TbOrderInfo> {
+
+  /**
+   * 根据原始订单查询退款订单
+   * @param orderId 原始订单id
+   * @return 对应的退款订单
+   */
+  TbOrderInfo selectReturnOrderByOrderId(Integer orderId);
+}
+
diff --git a/eladmin-system/src/main/java/cn/ysk/cashier/mybatis/service/impl/MpOrderInfoServiceImpl.java b/eladmin-system/src/main/java/cn/ysk/cashier/mybatis/service/impl/MpOrderInfoServiceImpl.java
new file mode 100644
index 00000000..23b95c86
--- /dev/null
+++ b/eladmin-system/src/main/java/cn/ysk/cashier/mybatis/service/impl/MpOrderInfoServiceImpl.java
@@ -0,0 +1,28 @@
+package cn.ysk.cashier.mybatis.service.impl;
+
+import cn.ysk.cashier.mybatis.mapper.TbCashierCartMapper;
+import cn.ysk.cashier.mybatis.mapper.TbOrderInfoMapper;
+import cn.ysk.cashier.mybatis.service.MpCashierCartService;
+import cn.ysk.cashier.mybatis.service.MpOrderInfoService;
+import cn.ysk.cashier.pojo.order.TbCashierCart;
+import cn.ysk.cashier.pojo.order.TbOrderInfo;
+import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
+import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
+import org.springframework.stereotype.Service;
+
+/**
+ * (TbShopPermission)表服务实现类
+ *
+ * @author makejava
+ * @since 2024-09-14 17:08:49
+ */
+@Service
+public class MpOrderInfoServiceImpl extends ServiceImpl<TbOrderInfoMapper, TbOrderInfo> implements MpOrderInfoService {
+    @Override
+    public TbOrderInfo selectReturnOrderByOrderId(Integer orderId) {
+        return getOne(new LambdaQueryWrapper<TbOrderInfo>()
+                .eq(TbOrderInfo::getSource, orderId)
+                .eq(TbOrderInfo::getOrderType, "return"));
+    }
+}
+
diff --git a/eladmin-system/src/main/java/cn/ysk/cashier/service/impl/shopimpl/TbShopTableServiceImpl.java b/eladmin-system/src/main/java/cn/ysk/cashier/service/impl/shopimpl/TbShopTableServiceImpl.java
index 12d24d00..5f3ab61c 100644
--- a/eladmin-system/src/main/java/cn/ysk/cashier/service/impl/shopimpl/TbShopTableServiceImpl.java
+++ b/eladmin-system/src/main/java/cn/ysk/cashier/service/impl/shopimpl/TbShopTableServiceImpl.java
@@ -18,6 +18,7 @@ import cn.ysk.cashier.mapper.shop.TbShopTableMapper;
 import cn.ysk.cashier.mybatis.mapper.*;
 import cn.ysk.cashier.mybatis.service.MpCashierCartService;
 import cn.ysk.cashier.mybatis.service.MpOrderDetailService;
+import cn.ysk.cashier.mybatis.service.MpOrderInfoService;
 import cn.ysk.cashier.mybatis.service.MpShopTableService;
 import cn.ysk.cashier.pojo.TbShopPayType;
 import cn.ysk.cashier.pojo.order.TbCashierCart;
@@ -114,6 +115,7 @@ public class TbShopTableServiceImpl implements TbShopTableService {
     private final MpMerchantThirdApplyMapper mpMerchantThirdApplyMapper;
     private final PayService payService;
     private final TbOrderInfoService orderInfoService;
+    private final MpOrderInfoService mpOrderInfoService;
 
     private TbOrderInfo getCurrentOrder(ShopEatTypeInfoDTO eatTypeInfoDTO) {
         // 获取当前台桌最新订单，先付款模式不获取
@@ -2048,20 +2050,29 @@ public class TbShopTableServiceImpl implements TbShopTableService {
             mpOrderDetailService.saveBatch(remainOrderDetailList);
         }
 
-        String orderNo = generateOrderNumber(isOnline ? "OLRO" : "RO");
-        TbOrderInfo returnOrder = BeanUtil.copyProperties(oldOrderInfo, TbOrderInfo.class);
-        returnOrder.setId(null);
-        returnOrder.setOrderNo(orderNo);
-        returnOrder.setRefundAmount(returnAmount);
-        returnOrder.setOrderType("return");
-        returnOrder.setStatus("refunding");
-        returnOrder.setUpdatedAt(null);
-        returnOrder.setSystemTime(DateUtil.current());
-        returnOrder.setCreatedAt(DateUtil.current());
-        returnOrder.setPayOrderNo(null);
-        returnOrder.setSource(oldOrderInfo.getId());
-        returnOrder.setRefundRemark(returnOrderDTO.getNote());
-        orderInfoMapper.insert(returnOrder);
+        TbOrderInfo returnOrder = mpOrderInfoService.selectReturnOrderByOrderId(returnOrderDTO.getOrderId());
+        if (returnOrder == null) {
+            String orderNo = generateOrderNumber(isOnline ? "OLRO" : "RO");
+            returnOrder = BeanUtil.copyProperties(oldOrderInfo, TbOrderInfo.class);
+            returnOrder.setId(null);
+            returnOrder.setOrderNo(orderNo);
+            returnOrder.setRefundAmount(returnAmount);
+            returnOrder.setOrderType("return");
+            returnOrder.setStatus("refunding");
+            returnOrder.setUpdatedAt(null);
+            returnOrder.setSystemTime(DateUtil.current());
+            returnOrder.setCreatedAt(DateUtil.current());
+            returnOrder.setPayOrderNo(null);
+            returnOrder.setSource(oldOrderInfo.getId());
+            returnOrder.setRefundRemark(returnOrderDTO.getNote());
+            orderInfoMapper.insert(returnOrder);
+        }else {
+            returnOrder.setUpdatedAt(DateUtil.current());
+            returnOrder.setRefundRemark(returnOrderDTO.getNote());
+            returnOrder.setRefundAmount(returnOrder.getRefundAmount().add(returnAmount));
+            orderInfoMapper.updateById(returnOrder);
+        }
+
 
         updateStockAndRecord(detailList);
         mpOrderDetailService.updateBatchById(detailList);