diff --git a/apps/em/serializers.py b/apps/em/serializers.py
index c4bfe136..883d6ca0 100644
--- a/apps/em/serializers.py
+++ b/apps/em/serializers.py
@@ -20,6 +20,8 @@ class EquipmentSerializer(CustomModelSerializer):
     belong_dept_name = serializers.CharField(
         source='belong_dept.name', read_only=True)
     mgroup_name = serializers.CharField(source='mgroup.name', read_only=True)
+    cate_name = serializers.CharField(source='cate.name', read_only=True)
+    cate_code = serializers.CharField(source='cate.code', read_only=True)
     full_name = serializers.SerializerMethodField()
 
     def validate(self, attrs):