Pay the minimum repayment amount and charge interest on the whole bill. Look at all your bills, it should be close to 654.38+00000 yuan, then interest will be charged at the rate of five ten thousandths every day, that is, 5 yuan every day. 30 days is 150 yuan. In addition, if there is new consumption in this period, the bill amount will increase. You can check your bill details. If it is a non-personal transaction, contact the customer service of the issuing bank for handling.