diff --git a/src/main/java/com/chaozhanggui/system/cashierservice/dao/TbProductMapper.java b/src/main/java/com/chaozhanggui/system/cashierservice/dao/TbProductMapper.java
index 52c6da8..91c8f2b 100644
--- a/src/main/java/com/chaozhanggui/system/cashierservice/dao/TbProductMapper.java
+++ b/src/main/java/com/chaozhanggui/system/cashierservice/dao/TbProductMapper.java
@@ -2,7 +2,6 @@ package com.chaozhanggui.system.cashierservice.dao;
 
 import com.chaozhanggui.system.cashierservice.entity.TbProduct;
 import com.chaozhanggui.system.cashierservice.entity.TbProductWithBLOBs;
-import com.chaozhanggui.system.cashierservice.entity.TbSystemCoupons;
 import org.apache.ibatis.annotations.Mapper;
 import org.apache.ibatis.annotations.Param;
 import org.springframework.stereotype.Component;
@@ -33,6 +32,4 @@ public interface TbProductMapper {
     List<TbProduct> selectByIds(@Param("list") List<String> ids);
     Integer selectByQcode(@Param("code") String code,@Param("productId") Integer productId,@Param("shopId") String shopId);
     Integer selectByNewQcode(@Param("code") String code,@Param("productId") Integer productId,@Param("shopId") String shopId,@Param("list") List<String> list);
-
-    TbSystemCoupons selectLimit();
 }
\ No newline at end of file
diff --git a/src/main/java/com/chaozhanggui/system/cashierservice/entity/dto/HomeDto.java b/src/main/java/com/chaozhanggui/system/cashierservice/entity/dto/HomeDto.java
index a0a4a63..0602412 100644
--- a/src/main/java/com/chaozhanggui/system/cashierservice/entity/dto/HomeDto.java
+++ b/src/main/java/com/chaozhanggui/system/cashierservice/entity/dto/HomeDto.java
@@ -20,7 +20,7 @@ public class HomeDto {
      */
     private String lng;
     /**
-     * 品类 1.附近1Km
+     * 品类
      */
     private String type;
 
diff --git a/src/main/resources/mapper/TbProductMapper.xml b/src/main/resources/mapper/TbProductMapper.xml
index 3fb1404..3940301 100644
--- a/src/main/resources/mapper/TbProductMapper.xml
+++ b/src/main/resources/mapper/TbProductMapper.xml
@@ -933,7 +933,4 @@
       #{item}
     </foreach>
   </select>
-    <select id="selectLimit" resultType="com.chaozhanggui.system.cashierservice.entity.TbSystemCoupons">
-      select * from tb_system_coupons limit 1
-    </select>
 </mapper>
\ No newline at end of file