Both cards of Minsheng Credit Card are UnionPay cards, which can be swiped on domestic UnionPay POS machines. However, the credit lines of the two cards may be the same, or the credit line of the first card may be higher, but the total available credit lines are not superimposed, but the maximum credit line of one card shall prevail. Therefore, if the credit limit of one card is used, the total available credit limit will be reduced.