The available credit limit of your credit card refers to the credit limit of your credit card that has not been used. If your credit limit is 3,000 yuan and you have spent 1,000 yuan with your card, your available credit limit now is 2,000 yuan. In addition, we need to remind you that the quotas of the main card and the supplementary card are exclusive, so after your main card spends 1,000 yuan, your supplementary card only has a consumption quota of 2,000 yuan.

The credit card balance refers to the amount you have consumed and yet to repay, including interest and late payment fees. If a negative number is displayed on the machine, it means you have paid too much. , followed by the negative sign is the amount you overpaid.