First, credit cards generally have a grace period of three days after the repayment date, and repayment within the grace period is regarded as timely repayment;

1. If it is paid off in full, no cost will be incurred;

2. If the repayment amount is less than the minimum repayment amount stipulated by the bank, it will be deemed overdue, with interest of 0.05%, and the unpaid part of the minimum repayment amount will be subject to a 5% late fee;

3. If the repayment amount is greater than or equal to the minimum repayment amount and less than the full repayment amount, interest shall be paid at 0.05%;

2. Repayment beyond the grace period is deemed overdue: interest is 0.05%, and there is a late fee.