Change the bill date of the Bank of China credit card supplementary card:

The bill date of the supplementary credit card must be consistent with the main card. The bill date cannot be modified independently. If modification is required, the main cardholder can do so. Please call the Bank of China credit card customer service hotline 4006695566 for consultation.

(Answer time: November 9, 2023)

The above content is for your reference, please refer to the actual business regulations.

You are sincerely invited to download and use Bank of China Mobile Banking APP or Bank of China Cross-border GOAPP to handle related businesses.