diff --git a/casic-alarm/src/main/java/com/casic/missiles/modular/alarm/controller/AlarmLevelController.java b/casic-alarm/src/main/java/com/casic/missiles/modular/alarm/controller/AlarmLevelController.java
index d7fa72a..1527960 100644
--- a/casic-alarm/src/main/java/com/casic/missiles/modular/alarm/controller/AlarmLevelController.java
+++ b/casic-alarm/src/main/java/com/casic/missiles/modular/alarm/controller/AlarmLevelController.java
@@ -23,6 +23,7 @@
 
 import javax.annotation.Resource;
 import java.util.*;
+import java.util.stream.Collectors;
 
 
 /**
@@ -74,7 +75,11 @@
                     }
             );
         }
-        return ResponseData.success(levelList);
+
+        ArrayList<Map<String, Object>>  distinctList= levelList.stream().collect(Collectors.collectingAndThen(
+                Collectors.toCollection(() -> new TreeSet<>(
+                        Comparator.comparing(e->String.valueOf(e.get("deviceType"))))), ArrayList::new));
+        return ResponseData.success(distinctList);
     }
 
     /**