diff --git a/src/main/java/com/dc/dc_project/service/impl/StandardCategoryServiceImpl.java b/src/main/java/com/dc/dc_project/service/impl/StandardCategoryServiceImpl.java
index 5d3892f..f18c244 100644
--- a/src/main/java/com/dc/dc_project/service/impl/StandardCategoryServiceImpl.java
+++ b/src/main/java/com/dc/dc_project/service/impl/StandardCategoryServiceImpl.java
@@ -14,6 +14,7 @@ import com.dc.dc_project.utils.TreeUtil;
 import org.springframework.stereotype.Service;
 import lombok.extern.slf4j.Slf4j;
 
+import java.util.Comparator;
 import java.util.List;
 import java.util.stream.Collectors;
 
@@ -117,7 +118,10 @@ public class StandardCategoryServiceImpl extends ServiceImpl<StandardCategoryMap
                 .eq(standardCategoryDto.getId() != null, StandardCategory::getId, standardCategoryDto.getId())
                 .like(standardCategoryDto.getName() != null, StandardCategory::getName, standardCategoryDto.getName());
         List<StandardCategory> list = this.list(queryWrapper);
-        List<StandardCategoryVo> tree = TreeUtil.buildTree(list.stream().map(StandardCategoryVo::poToVo).collect(Collectors.toList()));
+        List<StandardCategoryVo> tree = TreeUtil.buildTreeWithSort(
+                list.stream().map(StandardCategoryVo::poToVo).collect(Collectors.toList()),
+                Comparator.comparing(StandardCategoryVo::getSortOrder)
+        );
         return ResponseResult.success(tree);
     }
 }