public ActionResult GetVehicle(string brand)
        {
            using (var client = new Tuhu.Service.Vehicle.VehicleClient())
            {
                var result = client.GetAllVehicles();

                result.ThrowIfException(true);
                return(Content(JsonConvert.SerializeObject(result.Result.Where(_ => _.Brand == brand).Select(_ => new { CarName = _.Vehicle, _.VehicleId }).Distinct())));
            }
        }
        public ActionResult GetBrand()
        {
            using (var client = new Tuhu.Service.Vehicle.VehicleClient())
            {
                var result = client.GetAllVehicles();

                result.ThrowIfException(true);
                return(Content(JsonConvert.SerializeObject(result.Result.Select(_ => new {
                    _.Brand
                }).Distinct())));
            }
        }