If one of them has a problem, it can't be transferred.
There are the following questions:
1. Change card A into card B. If not, there is something wrong with the B card.
Is there any function of telephone consultation and business handling not turned on?
2. Consult the People's Bank. What happened?
3, there is Alipay, use Alipay's transfer function, and there is no handling fee.
Do you know that your inter-bank transfer failed and the handling fee will not be refunded?
5. The real-time transaction time between banks is from 9: 00 a.m. to 9: 30 p.m. from Monday to Friday 16: 30, depending on whether there is any problem with the time.