1. Credit card account number and password: If you need to carry out credit card-related operations, such as balance inquiry and repayment, you need to provide your own credit card account number and password.
2. ID card: If you need to open a credit card or modify personal information, you need to provide your valid ID card, such as ID card and driver's license.
3. Income certificate or work certificate: If you need to handle credit card installment payment, loan and other businesses, you need to provide your own income certificate or work certificate to prove your repayment ability.
4. Personal credit report: If you need to apply for credit card loans and other services, the bank may ask you to provide a personal credit report to assess your credit status.