① UnionPay credit card, RMB settlement and RMB repayment;
(2) Credit card for international lines, settlement in US dollars, repayment in US dollars, or the function of purchasing foreign exchange by credit card for repayment.
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Taking the international route, the consumption is settled in US dollars (except for all-currency credit cards), so if the consumption amount is not US dollars, there will be an exchange fee between the two currencies (about 65438+ 0.5% of the transaction amount). No settlement fee will be charged if the UnionPay line is swiped or the consumption amount is USD.