diff --git a/apps/enm/filters.py b/apps/enm/filters.py
index ef7bbdc1..fee40d88 100644
--- a/apps/enm/filters.py
+++ b/apps/enm/filters.py
@@ -18,7 +18,7 @@ class MpointStatFilter(filters.FilterSet):
             "mpoint__mgroup": ["exact"],
             "mpoint__material": ["exact"],
             "mpoint__code": ["exact"],
-            "mpoint__material__code": ["exact", "in"],
+            "mpoint__material__code": ["exact", "in", 'contains'],
             "mpoint__need_display": ["exact"],
             "mpoint__mgroup__belong_dept": ["exact"],
             "mpoint__ep_belong": ["exact"],