Difference between billing date and repayment date:
Credit cards have a fixed billing date and repayment date;
After the bill date, it is the amount charged by the credit card, and the bank will generate a bill, which shows the amount charged this month;
The repayment date is the deadline for credit card repayment;
After sunrise, it is ok to repay before the repayment date;
There is generally a three-day grace period after credit card repayment, and repayment within the grace period is regarded as timely repayment.
The above is a comprehensive answer to the question.