diff --git a/zc-business/src/main/java/com/zc/business/controller/DcDeviceController.java b/zc-business/src/main/java/com/zc/business/controller/DcDeviceController.java
index 00b09ef1..06802610 100644
--- a/zc-business/src/main/java/com/zc/business/controller/DcDeviceController.java
+++ b/zc-business/src/main/java/com/zc/business/controller/DcDeviceController.java
@@ -240,7 +240,7 @@ public class DcDeviceController extends BaseController {
 
         Object data = JSON.parseObject(queryDeviceProperties(deviceId, propertyId, props).get("data").toString()).get("data");
         JSONArray dataArray = JSON.parseArray(data.toString());
-        List<Object> list = new ArrayList<>();
+        List<Map<String, Object>> list = new ArrayList<>();
         dataArray.forEach(o -> {
             Map<String, Object> map = new HashMap<>();
             JSONObject jsonObject = JSON.parseObject(o.toString());
@@ -250,6 +250,12 @@ public class DcDeviceController extends BaseController {
             map.put("timestamp", formatValue.get("equipmentReportingTime"));
             list.add(map);
         });
+        Collections.sort(list, new Comparator<Map<String, Object>>() {
+            @Override
+            public int compare(Map<String, Object> map1, Map<String, Object> map2) {
+                return map1.get("timestamp").toString().compareTo(map2.get("timestamp").toString());
+            }
+        });
         return AjaxResult.success(list);
     }