If your parents or other eligible relatives already have a credit card, it is relatively simple to apply for a supplementary card.

You can apply for a supplementary credit card as long as you have proof of identity. The specific application materials are as follows:

1, valid ID card

Applicants for the main card and the auxiliary card are required to provide valid identity documents such as a copy of the resident ID card.

2. The main card applicant needs to provide proof of work.

Including the original official work certificate issued by the work unit, the original work card or business card with comprehensive information, the name of the unit, the name of the applicant, and the social security/medical insurance/provident fund certification materials for the last three months.

3. The main card applicant also needs to submit proof of income.

Original or photocopy of salary record issued by the bank, income certificate issued by the unit, income tax withholding certificate, self-owned real estate license/house purchase contract/bank mortgage repayment schedule, self-owned car driving license, bank deposit certificate and other materials.