diff --git a/platformapi/ebaiapi/common.go b/platformapi/ebaiapi/common.go
index 49de80ec..4bdf8573 100644
--- a/platformapi/ebaiapi/common.go
+++ b/platformapi/ebaiapi/common.go
@@ -15,18 +15,7 @@ type CityInfo struct {
 func (a *API) CommonShopCities(parentID int) (cityList []*CityInfo, err error) {
 	result, err := a.AccessAPI("common.shopcities", utils.Params2Map("pid", parentID))
 	if err == nil {
-		cityMapList := utils.Slice2MapSlice(result.Data.([]interface{}))
-		// baseapi.SugarLogger.Debug(utils.Format4Output(cityMapList, false))
-		cityList = make([]*CityInfo, len(cityMapList))
-		for k, v := range cityMapList {
-			cityList[k] = &CityInfo{
-				ID:       int(utils.Str2Int64(utils.Interface2String(v["city_id"]))),
-				Name:     utils.Interface2String(v["city_name"]),
-				ParentID: int(utils.Str2Int64(utils.Interface2String(v["parent_id"]))),
-				IsOpen:   int(utils.Str2Int64(utils.Interface2String(v["is_open"]))),
-			}
-		}
-		return cityList, nil
+		err = utils.Map2StructByJson(result.Data, &cityList, true)
 	}
-	return nil, err
+	return cityList, err
 }