diff --git a/epmet-module/epmet-common-service/common-service-server/src/main/java/com/epmet/service/impl/AreaCodeServiceImpl.java b/epmet-module/epmet-common-service/common-service-server/src/main/java/com/epmet/service/impl/AreaCodeServiceImpl.java
index 5e865cfc44..f34ff30605 100644
--- a/epmet-module/epmet-common-service/common-service-server/src/main/java/com/epmet/service/impl/AreaCodeServiceImpl.java
+++ b/epmet-module/epmet-common-service/common-service-server/src/main/java/com/epmet/service/impl/AreaCodeServiceImpl.java
@@ -593,6 +593,7 @@ public class AreaCodeServiceImpl extends BaseServiceImpl<AreaCodeDao, AreaCodeEn
             throw new RenException("目前只允许添加街道或社区");
         }
         if (StringUtils.isNotBlank(formDTO.getCode())) {
+            //修改地区编码名称
             AreaCodeChildDTO areaCodeChildDTO = childDao.selectByCode(formDTO.getCode().trim());
             if (null == areaCodeChildDTO) {
                 throw new RenException("code不存在");
@@ -601,15 +602,17 @@ public class AreaCodeServiceImpl extends BaseServiceImpl<AreaCodeDao, AreaCodeEn
             areaCodeChildService.update(areaCodeChildDTO);
             return areaCodeChildDTO.getCode();
         }
+        //查询area_code_child 判断当前父级，是街道还是社区？
         AreaCodeChildDTO parent = childDao.selectByCode(formDTO.getParentAreaCode().trim());
         if (null == parent) {
+            //街道、社区没找到，查询是否是 区县
             AreaCodeDTO areaCodeDTOP = baseDao.selectByCountyCode(formDTO.getParentAreaCode().trim());
             if (null == areaCodeDTOP) {
                 throw new RenException("parentAreaCode不存在");
             }
         }
 
-        //同一级不允许重名
+        //地区编码 同一级不允许重名
         List<AreaCodeChildDTO> list = childDao.selectByPCodeAndName(formDTO.getParentAreaCode().trim(), formDTO.getName().trim());
         if (CollUtil.isNotEmpty(list)) {
             throw new RenException("name已存在");