How many times a year do credit cooperatives send WeChat messages to banks?

Generally, it is valid for one year at a time.

SMS reminder is a paid service. Generally, it is valid for one year, and the service fee is two yuan per month, which is deducted every month. After one year, you need to apply for the service again before you can continue to use it.

If online banking is opened, you can renew the fee in online banking.