diff --git a/protos/stationLayoutGraphics.proto b/protos/stationLayoutGraphics.proto
index 73df271..942db70 100644
--- a/protos/stationLayoutGraphics.proto
+++ b/protos/stationLayoutGraphics.proto
@@ -40,6 +40,7 @@ message RtssGraphicStorage {
   repeated KilometerConvert kilometerConvertList = 32;//公里标转换列表
   repeated ScreenDoor screenDoors = 33;
   repeated StationRelateDevice stationRelateDeviceList = 34; // 关联设备列表
+  repeated SectionCodePoint sectionCodePointList = 35; // 物理区段码位表
 }
 
 message Canvas {
@@ -495,3 +496,8 @@ message DeviceCombinationtype {
   string code = 1;
   repeated string refDevices = 2;//车站关联的设备
 }
+
+message SectionCodePoint {
+  string centralizedStation = 1;
+  repeated string sectionIds = 2; //物理区段id列表
+}