diff --git a/protos/stationLayoutGraphics.proto b/protos/stationLayoutGraphics.proto
index 3a2b773..25f4454 100644
--- a/protos/stationLayoutGraphics.proto
+++ b/protos/stationLayoutGraphics.proto
@@ -132,6 +132,13 @@ message ScreenDoor {
   string code = 2;
   int32 sonDoorAmount = 3; //子屏蔽门的数量
   string refPlatform = 4; //关联的站台
+  repeated ScreenDoorGroup screenDoorGroupList = 5;//编组列表
+}
+
+message ScreenDoorGroup {
+  int32 trainGroupAmount = 1; //列车编组数量
+  int32 startSmallDoor = 2; //起始的屏蔽门编号
+  int32 endSmallDoor = 3; //结束的屏蔽门编号
 }
 
 message Station {