For example, the billing date is the 5th, and the repayment will be made on the 20th after the billing date, that is, the final repayment date is the 25th. If you spend before the 5th, you need to repay before the 25th of this month; If it is spent on the 6th, it will be included in the next bill, that is, it will be repaid before the 25th of next month.