Yes, the second floor is wrong. The current cards are all multi-currency cards, which does not mean that RMB and USD can only be stored in RMB and USD. An ordinary card does not need to be an international card, and it stores euros, Hong Kong dollars, Australian dollars and so on. It can be deposited in the bank except for currencies that are not accepted by the bank. Bank of Communications cannot deposit won or other small currencies, and can basically circulate freely.