diff --git a/eladmin-system/src/main/java/cn/ysk/cashier/dto/shop/TbShopTableQueryCriteria.java b/eladmin-system/src/main/java/cn/ysk/cashier/dto/shop/TbShopTableQueryCriteria.java
index ce7a0f45..2b3de201 100644
--- a/eladmin-system/src/main/java/cn/ysk/cashier/dto/shop/TbShopTableQueryCriteria.java
+++ b/eladmin-system/src/main/java/cn/ysk/cashier/dto/shop/TbShopTableQueryCriteria.java
@@ -36,4 +36,7 @@ public class TbShopTableQueryCriteria{
 
     @Query
     private Integer areaId;
-}
\ No newline at end of file
+
+    @Query
+    private Long qrcode;
+}
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 883a05f7..b571f2a2 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
@@ -1594,6 +1594,15 @@ public class TbShopTableServiceImpl implements TbShopTableService {
 
     @Override
     public Object choseCount(ChoseCountDTO choseCountDTO) {
+        TbShopTable shopTable = mpShopTableService.lambdaQuery().eq(TbShopTable::getQrcode, choseCountDTO.getTableId()).one();
+        if (shopTable == null) {
+            throw new BadRequestException("台桌不存在");
+        }
+
+        if (shopTable.getMaxCapacity() < choseCountDTO.getNum()) {
+            throw new BadRequestException("当前台桌最大人数为: " + shopTable.getMaxCapacity());
+        }
+
         LambdaQueryWrapper<TbCashierCart> query = new LambdaQueryWrapper<TbCashierCart>()
                 .eq(TbCashierCart::getShopId, choseCountDTO.getShopId())
                 .eq(TbCashierCart::getMasterId, choseCountDTO.getMasterId())