You can swipe credit cards. Countries around China have supported UnionPay for a long time, but the premise is that your card must support dual currency, which means it supports direct swiping of Thai baht. Please consult your bank for details and deposit RMB in advance to avoid The repayment method is not feasible. Unless banks have this business, they generally will not automatically exchange RMB for foreign currencies. It has been reported online that many people have been fined interest by banks. For this reason, it is best to go to the counter to exchange currency before repaying