Legal analysis: the late payment fee for overdue credit cards is: 5% of the unpaid part of the minimum repayment amount. The calculation formula of credit card overdue interest: credit card overdue interest = last month's consumption x overdue days x0.0005.

Legal basis: Article 673 of the Civil Law of People's Republic of China (PRC) (hereinafter referred to as the Civil Law) states that if the borrower fails to use the loan according to the agreed purpose, the lender may stop issuing the loan, recover the loan in advance or terminate the contract.