diff --git a/data/src/main/java/com/sdm/data/service/impl/DataAnalysisServiceImpl.java b/data/src/main/java/com/sdm/data/service/impl/DataAnalysisServiceImpl.java
index 2089792d..9c3c5726 100644
--- a/data/src/main/java/com/sdm/data/service/impl/DataAnalysisServiceImpl.java
+++ b/data/src/main/java/com/sdm/data/service/impl/DataAnalysisServiceImpl.java
@@ -140,10 +140,22 @@ public class DataAnalysisServiceImpl implements IDataAnalysisService {
                         .eq(FileMetadataInfo::getParentId, secondDirId)
                         .eq(FileMetadataInfo::getTenantId, ThreadLocalContext.getTenantId())
                         .list();
-                PageInfo<FileMetadataInfo> page = new PageInfo<>(fileMetadataInfoList);
+                List<FileMetadataInfo> sortedList = fileMetadataInfoList.stream()
+                        .sorted(Comparator.comparing(FileMetadataInfo::getTag1,
+                                Comparator.nullsLast((tag1, tag2) -> {
+                                    try {
+                                        int num1 = Integer.parseInt(tag1.trim());
+                                        int num2 = Integer.parseInt(tag2.trim());
+                                        return Integer.compare(num1, num2);
+                                    } catch (NumberFormatException e) {
+                                        return tag1.compareTo(tag2);
+                                    }
+                                })))
+                        .collect(Collectors.toList());
+                PageInfo<FileMetadataInfo> page = new PageInfo<>(sortedList);
                 long total = page.getTotal();
 
-                List<Long> fileIdList = fileMetadataInfoList.stream().map(FileMetadataInfo::getId).toList();
+                List<Long> fileIdList = sortedList.stream().map(FileMetadataInfo::getId).toList();
                 List<SimulationTaskResultCurveResp> finalResultList = hierarchyHelper.processFileHierarchy(
                         fileIdList,
                         SimulationTaskResultCurveResp.class,