diff --git a/manager/src/main/java/org/jiayunet/service/DictCacheService.java b/manager/src/main/java/org/jiayunet/service/DictCacheService.java
index f0199c5..47a850a 100644
--- a/manager/src/main/java/org/jiayunet/service/DictCacheService.java
+++ b/manager/src/main/java/org/jiayunet/service/DictCacheService.java
@@ -87,10 +87,12 @@ public class DictCacheService {
         industryList = industryMapper.selectList(null);
         majorCategoryList = majorCategoryMapper.selectList(null);
 
-        // 只缓存省级+市级地区（provinceCode 为 null 是省，provinceCode 不为 null 且 cityCode 为 null 是市）
+        // 只缓存市级地区（provinceCode 不为 null 且 cityCode 为 null）；
+        // 直辖市省级与市级同名，取市级避免重复匹配到省级编码
         regionList = chinaRegionsCodeMapper.selectList(
                 new LambdaQueryWrapper<ChinaRegionsCode>()
                         .isNull(ChinaRegionsCode::getCityCode)
+                        .isNotNull(ChinaRegionsCode::getProvinceCode)
         );
 
         // 构建岗位分类文本：只取三级（叶子），格式 id:name(一级/二级)