It is reported that at present, the inter-bank binding repayment business of all banks is limited to peers. However, at present, the credit card repayment of Guangfa Bank can be bound to other banks' savings cards, only by going to the counter of Guangfa Bank or logging in to the online banking of Guangfa Bank, provided that it must be a bank card with the same name. If you operate the inter-bank repayment through the self-service teller machine of Guangfa Bank, you can use the debit cards of 16 banks.