diff --git a/backend/src/main/java/com/yfd/platform/qgc_sys/mapLayer/controller/MapLegendController.java b/backend/src/main/java/com/yfd/platform/qgc_sys/mapLayer/controller/MapLegendController.java
index 87e3187a..fe7bb242 100644
--- a/backend/src/main/java/com/yfd/platform/qgc_sys/mapLayer/controller/MapLegendController.java
+++ b/backend/src/main/java/com/yfd/platform/qgc_sys/mapLayer/controller/MapLegendController.java
@@ -61,6 +61,7 @@ public class MapLegendController {
         // 执行分页查询
         Page<MsMaplegendB> page = DataSourceRequestUtil.getPage(dataSourceRequest);
         Page<MsMaplegendB> resultPage;
+        wrapper.eq("IS_DELETED", 0);
         if (page != null) {
             resultPage = mapLegendService.page(page, wrapper);
         } else {
@@ -110,7 +111,7 @@ public class MapLegendController {
                     String parentId = entity.getParentId();
                     if (parentId != null && parentMap.containsKey(parentId)) {
                         MsMaplegendB parent = parentMap.get(parentId);
-                        entity.setParentCode(parent.getCode());
+                        entity.setParentCode(parent.getNameEn());
                         entity.setParentName(parent.getName());
                     } else {
                         entity.setParentCode(null);
diff --git a/backend/src/main/java/com/yfd/platform/qgc_sys/mapLayer/service/impl/MapLegendBizServiceImpl.java b/backend/src/main/java/com/yfd/platform/qgc_sys/mapLayer/service/impl/MapLegendBizServiceImpl.java
index 5ca81ae0..ccc54b6c 100644
--- a/backend/src/main/java/com/yfd/platform/qgc_sys/mapLayer/service/impl/MapLegendBizServiceImpl.java
+++ b/backend/src/main/java/com/yfd/platform/qgc_sys/mapLayer/service/impl/MapLegendBizServiceImpl.java
@@ -178,8 +178,8 @@ public class MapLegendBizServiceImpl implements IMapLegendBizService {
         collect.forEach((str, mapLegendVoList) -> {
             MapLegendVo mapLegendVo = new MapLegendVo();
             mapLegendVo.setName(str);
-            mapLegendVo.setPSort(mapLegendVoList.get(0).getPSort());
-            mapLegendVo.setLayerCode(finalLayerCodeMap.get(mapLegendVoList.get(0).getParentId()));
+            mapLegendVo.setPSort(mapLegendVoList.getFirst().getPSort());
+            mapLegendVo.setLayerCode(finalLayerCodeMap.get(mapLegendVoList.getFirst().getParentId()));
             // 按子级分组名分组
             Map<String, List<MapLegendVo>> collect1 = mapLegendVoList.stream()
                     .collect(Collectors.groupingBy(MapLegendVo::getGroupName));
@@ -188,7 +188,7 @@ public class MapLegendBizServiceImpl implements IMapLegendBizService {
                 List<MapLegendVo> list1 = collect1.get(groupNameStr);
                 // 如果子级和父级名称相同，则不用子级
                 if (groupNameStr.equalsIgnoreCase(str)) {
-                    childrenList = list1;
+                    childrenList.addAll(list1);
                 } else {
                     MapLegendVo mapLegendVoChild = new MapLegendVo();
                     mapLegendVoChild.setName(groupNameStr);
diff --git a/backend/src/main/java/com/yfd/platform/utils/UUIDUtil.java b/backend/src/main/java/com/yfd/platform/utils/UUIDUtil.java
new file mode 100644
index 00000000..092f3493
--- /dev/null
+++ b/backend/src/main/java/com/yfd/platform/utils/UUIDUtil.java
@@ -0,0 +1,43 @@
+package com.yfd.platform.utils;
+
+import java.util.UUID;
+
+public class UUIDUtil {
+    public UUIDUtil() {
+    }
+
+    public static String generateTenantUUID(String tenantId) {
+        return tenantId + generateUUID();
+    }
+
+    public static String generateUUID() {
+        return UUID.randomUUID().toString().replaceAll("-", "");
+    }
+
+    public static String generateUUIDWithEnDash() {
+        return UUID.randomUUID().toString();
+    }
+
+    public static String generateUpperUUIDWithEnDash() {
+        return UUID.randomUUID().toString().toUpperCase();
+    }
+
+    public static boolean checkUuid(String uuid) {
+        boolean isUuid = false;
+        return uuid.matches("([0-9a-fA-F]{8}(-[0-9a-fA-F]{4}){3}-[0-9a-fA-F]{12}?)") ? true : isUuid;
+    }
+
+    public static String md5ToUUID(String md5) {
+        if (!StringUtils.isBlank(md5) && md5.length() == 32) {
+            md5 = md5.toUpperCase();
+            String var1 = md5.substring(0, 8);
+            String var2 = md5.substring(8, 12);
+            String var3 = md5.substring(12, 16);
+            String var4 = md5.substring(16, 20);
+            String var5 = md5.substring(20);
+            return var1 + "-" + var2 + "-" + var3 + "-" + var4 + "-" + var5;
+        } else {
+            return null;
+        }
+    }
+}
\ No newline at end of file