Yes.
The repayment date is the 30th, which is fixed.
The bank clearly stipulates a certain day as the repayment date of the credit card. For example, the Peony Credit Card of Industrial and Commercial Bank of China stipulates that the billing date is the last day of the month and the repayment date is the 25th. For example, the user purchases on January 1 A lump sum can be repaid by February 25 at the latest and enjoy an interest-free period of up to 56 days.