Mobile Banking: Log in and click All-Credit Card-Repayment Management-Automatic Repayment Settings.
Telephone setting: dial the credit card customer service hotline to verify your identity, press 3 to enter "Card Opening and Password, Bill Delivery Method and Automatic Repayment Settings", press 5 to enter "Automatic Repayment Settings", and then press 2 to select "Modify Automatic Repayment".