How to adjust the credit card supplementary card limit: Log in to the credit card online banking to perform self-service limit adjustment. Not only can the main card limit be adjusted, but also the independent supplementary card limit can be adjusted; you can also call the bank customer service Hotline to submit an application for credit limit adjustment.

Supplementary cards are relative to the main card. Each main cardholder who opens a credit card can apply for an additional card for other natural persons with full capacity for civil conduct, or natural persons with limited capacity for civil conduct who are over 13 years old (applicants for supplementary cards who are under 18 years old must obtain the consent of its legal representative).

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