diff --git a/coolstore-partner-dao/src/main/java/com/cool/store/mapper/SystemBuildingShopMapper.java b/coolstore-partner-dao/src/main/java/com/cool/store/mapper/SystemBuildingShopMapper.java
index e14518bfb..02cd4b25d 100644
--- a/coolstore-partner-dao/src/main/java/com/cool/store/mapper/SystemBuildingShopMapper.java
+++ b/coolstore-partner-dao/src/main/java/com/cool/store/mapper/SystemBuildingShopMapper.java
@@ -8,4 +8,7 @@ import org.apache.ibatis.annotations.Param;
 public interface SystemBuildingShopMapper extends tk.mybatis.mapper.common.Mapper<SystemBuildingShopDO> {
     void updateAuditByShopId(@Param("auditId") Long auditId,
                              @Param("shopId") Long shopId);
+
+    SystemBuildingShopDO selectByShopId(@Param("shopId") Long shopId);
+
 }
diff --git a/coolstore-partner-dao/src/main/resources/mapper/SystemBuildingShopMapper.xml b/coolstore-partner-dao/src/main/resources/mapper/SystemBuildingShopMapper.xml
index 419da4c0f..c52907daa 100644
--- a/coolstore-partner-dao/src/main/resources/mapper/SystemBuildingShopMapper.xml
+++ b/coolstore-partner-dao/src/main/resources/mapper/SystemBuildingShopMapper.xml
@@ -13,5 +13,10 @@
         set audit_id = #{auditId}
         where shop_id = #{shopId}
     </update>
+    <select id="selectByShopId" resultType="com.cool.store.entity.SystemBuildingShopDO">
+        select * from xfsg_system_building_shop
+        where shop_id = #{shopId};
+    </select>
+
 
 </mapper>
\ No newline at end of file
diff --git a/coolstore-partner-service/src/main/java/com/cool/store/service/impl/SysStoreAppServiceImpl.java b/coolstore-partner-service/src/main/java/com/cool/store/service/impl/SysStoreAppServiceImpl.java
index fc54242fa..37727319b 100644
--- a/coolstore-partner-service/src/main/java/com/cool/store/service/impl/SysStoreAppServiceImpl.java
+++ b/coolstore-partner-service/src/main/java/com/cool/store/service/impl/SysStoreAppServiceImpl.java
@@ -95,6 +95,10 @@ public class SysStoreAppServiceImpl implements SysStoreAppService, AuditResultSe
         if (Objects.isNull(request)) {
             throw new ServiceException(ErrorCodeEnum.PARAMS_VALIDATE_ERROR);
         }
+        SystemBuildingShopDO isExist = systemBuildingShopMapper.selectByShopId(request.getShopId());
+        if (Objects.nonNull(isExist) && Objects.isNull(request.getId())){
+            throw new ServiceException(ErrorCodeEnum.DUPLICATE_SUBMISSION);
+        }
         String lockKey = "submitSysBuildStore:" + request.getShopId();
         String lockValue = UUID.randomUUID().toString();
         boolean acquired = false;