diff --git a/src/views/stationData/topology/components/Node.vue b/src/views/stationData/topology/components/Node.vue
index 8a9487a..cc55c56 100644
--- a/src/views/stationData/topology/components/Node.vue
+++ b/src/views/stationData/topology/components/Node.vue
@@ -68,10 +68,10 @@ const typeToIconMap: Record<string, Object> = {
     icon: PcsIcon,
     bgColor: '#17BECF'
   },
-  // [DeviceType.Em]: {
-  //   icon: EmIcon,
-  //   bgColor: '#2CA02C'
-  // },
+  [DeviceType.env]: {
+    icon: ThsIcon,
+    bgColor: '#2CA02C'
+  },
   // [DeviceType.Cac]: {
   //   icon: CacIcon,
   //   bgColor: '#17BECF'
diff --git a/src/views/stationData/topology/utils/index.ts b/src/views/stationData/topology/utils/index.ts
index c9579f6..0285a19 100644
--- a/src/views/stationData/topology/utils/index.ts
+++ b/src/views/stationData/topology/utils/index.ts
@@ -10,7 +10,8 @@ export enum DeviceType {
   bms_stack = "bms_stack",
   pcs = "pcs",
   bms_cluster = "bms_cluster",
-  bms_cell = "bms_cell"
+  bms_cell = "bms_cell",
+  env = "env"
 }
 
 export function flattenTree(tree: Device[], depth = 0): Device[] {