If you didn't have two separate MasterCard cards in your name. Look at the bill. Just don't overdue each other. There is no charge for repayment on time. However, if you brush out from the POS machine instead of simply shopping or buying goods, the POS merchant may charge you a handling fee. In principle, at least 1% of merchants will raise their prices again. There are also 20 caps on a single POS machine, which is cheap, but it is easy to be blocked when it is brushed from the same POS.

Bank of communications credit card. . The credit line under the same person's name is shared, which means that you have used up this card and the credit line of the other card is gone. If you just want to withdraw cash, it is ok to withdraw cash last time. Even if there is only one card, you can withdraw cash. Repayment only includes handling fee and interest.