You must recharge E coin to purchase a flat rate. To recharge E coin, please contact the service provider:

Company Name：Changchun FAW-VW Auto-culture Co., Ltd.
Telephone：0431-81319221
Email：mingou.ma@extern.faw-vw.com

E coin is only recharged offline, you can check the current  E coin balance when you purchase a flat rate.

Please refer to the flat rate to recharge the E coin reasonably. After the E coin is recharged, it will not be refunded.