The relationship between the secondary card and the main card is just like the relationship between the bank card and the passbook. Generally speaking, the main card is used by the credit card owner himself, and the auxiliary card can be used by immediate family members, and both cards can be used at the same time. The credit limit and repayment method are different according to bank regulations or customer needs.

CCB Credit Card can apply for up to three supplementary cards for each main card. The main card holder has the right to apply for cancellation of the supplementary card at any time. All transaction funds of the secondary card and corresponding interest and expenses are credited to the account of the primary card, and the cardholder of the primary card bears all repayment responsibilities; The main cardholder and the supplementary cardholder with full capacity for civil conduct shall be jointly and severally liable for the debts owed to the bank, while the supplementary cardholder with limited capacity for civil conduct shall only be liable for the debts incurred by the supplementary card held by him.

Information to be provided when applying for the supplementary card of CCB Credit Card:

The main cardholder of CCB Personal Credit Card downloads the application form online or goes to the outlet to fill in the fields of main card number and supplementary card, and the main cardholder and supplementary cardholder sign the signature fields of the main card and supplementary card respectively. In addition, you need a copy of the cardholder's ID card, and then submit the application form and related materials to CCB outlets.