diff --git a/ruoyi-modules/hw-business/src/main/java/com/ruoyi/business/controller/HwMonitorPlatformController.java b/ruoyi-modules/hw-business/src/main/java/com/ruoyi/business/controller/HwMonitorPlatformController.java
index e170d66..e825b7f 100644
--- a/ruoyi-modules/hw-business/src/main/java/com/ruoyi/business/controller/HwMonitorPlatformController.java
+++ b/ruoyi-modules/hw-business/src/main/java/com/ruoyi/business/controller/HwMonitorPlatformController.java
@@ -52,7 +52,9 @@ public class HwMonitorPlatformController extends BaseController {
      * @throws
      * */
     @GetMapping("/treeList")
-    public TableDataInfo treeList(@RequestBody List<HwMonitorUnit> hwMonitorUnits){
+    public TableDataInfo treeList(){
+        HwMonitorUnit hwMonitorUnit = new HwMonitorUnit();
+        List<HwMonitorUnit> hwMonitorUnits = hwMonitorUnitService.selectHwMonitorUnitList(hwMonitorUnit);
         List<HwMonitorUnit> list = hwMonitorUnitService.selectTreeList(hwMonitorUnits);
         return getDataTable(list);
 
diff --git a/ruoyi-modules/hw-business/src/main/java/com/ruoyi/business/service/impl/HwMonitorUnitServiceImpl.java b/ruoyi-modules/hw-business/src/main/java/com/ruoyi/business/service/impl/HwMonitorUnitServiceImpl.java
index c7c5784..be57e45 100644
--- a/ruoyi-modules/hw-business/src/main/java/com/ruoyi/business/service/impl/HwMonitorUnitServiceImpl.java
+++ b/ruoyi-modules/hw-business/src/main/java/com/ruoyi/business/service/impl/HwMonitorUnitServiceImpl.java
@@ -280,14 +280,18 @@ public class HwMonitorUnitServiceImpl implements IHwMonitorUnitService
 public List<HwMonitorUnit> selectTreeList(List<HwMonitorUnit> hwMonitorUnits) {
     List<HwMonitorUnit> returnList =  new ArrayList<>();
     List<Long> tempList = hwMonitorUnits.stream().map(HwMonitorUnit::getMonitorUnitId).collect(Collectors.toList());
-
+    List<HwMonitorUnit> treeList = new ArrayList<>();
     for (HwMonitorUnit hwMonitorUnit:hwMonitorUnits){
         if (!tempList.contains(hwMonitorUnit.getParentId()))
         recursionFn(hwMonitorUnits,hwMonitorUnit);
         returnList.add(hwMonitorUnit);
     }
-
-    return returnList;
+            for (int i = 0; i < returnList.size(); i++){
+                if (returnList.get(i).getParentId()==null){
+                    treeList.add(returnList.get(i));
+                }
+            }
+    return treeList;
 }
     private void recursionFn(List<HwMonitorUnit> list, HwMonitorUnit t)
     {