Available line = credit line approved by the bank-unpaid bill debt-unrecorded but occurred transaction amount-other related interest and expenses.

Among them, the accumulated amount used but not accounted for refers to the amount of credit card transactions that have occurred but have not been accounted for. The recorded outstanding amount refers to the amount of credit card transactions that have been booked but have not been returned.

For cardholders, users can enjoy the pleasure of over-swiping their credit cards after holding them. Users can decide the excess credit card amount according to their credit cards. Cardholders can overdraw the available amount, and in addition, they can overdraw some credit cards. After excessive use, the credit card balance will become negative.