div class="form-group">
            <label for="azure_subscription" class="col-sm-1 control-label text-left">订阅</label>
            <div class="col-sm-11">
              <select
                class="form-control"
                name="azure_subscription"
                ng-model="state.selectedSubscription"
                ng-options="subscription.Name for subscription in subscriptions"
                ng-change="changeSubscription()"
              ></select>
            </div>
          </div>
      