diff --git a/xhpc-modules/xhpc-power-pile/src/main/java/com/xhpc/pp/controller/ChargingController.java b/xhpc-modules/xhpc-power-pile/src/main/java/com/xhpc/pp/controller/ChargingController.java
index b11d239a..4cfbe9b8 100644
--- a/xhpc-modules/xhpc-power-pile/src/main/java/com/xhpc/pp/controller/ChargingController.java
+++ b/xhpc-modules/xhpc-power-pile/src/main/java/com/xhpc/pp/controller/ChargingController.java
@@ -90,7 +90,6 @@ public class ChargingController {
     @PostMapping("charging/start")
     public R startCharging(@Validated @RequestBody StartChargingData startChargingData) {
 
-        //todo protocol versioning
         String pileNo = startChargingData.getPileNo();
         String pkey = "pile:".concat(pileNo);
         Map<String, Object> cachePile = REDIS.getCacheMap(pkey);
@@ -113,11 +112,14 @@ public class ChargingController {
                     r = R.fail(code, responseJson.getString("msg"));
                 } else {
                     r = R.fail(responseJson.getString("msg"));
+                    cachePile.put("rateModelId", stationRateModelId);
+                    REDIS.setCacheMap(pkey, cachePile);
                 }
             } else {
                 JSONObject json = (JSONObject) JSON.toJSON(startChargingData);
                 String response = HttpUtils.post(fmt(svcSrv).concat("/native/charging/start"), json);
                 r = getRR(response);
+                r.setData(pileRateModelId);
             }
         }
         return r;