Various commercial banks approved by the state to engage in foreign exchange business, such as China Bank, China Industrial and Commercial Bank, Agricultural Bank, China Construction Bank, etc.

Domestic convertible foreign currencies mainly include: British pound, Hong Kong dollar, US dollar, Swiss franc, Singapore dollar, Swedish krona, Danish krona, Norwegian krona, Japanese yen, Canadian dollar, Australian dollar, euro, Macao dollar, Philippine peso, Thai baht, New Zealand dollar and Korean won. Other foreign currencies are not convertible in China.

Individuals who purchase foreign exchange within one year with the equivalent of less than 50,000 US dollars shall go directly to the bank with their valid identity documents. If it exceeds the limit, in addition to providing valid personal identification, it is also necessary to provide relevant certification materials that need to be paid to the designated foreign exchange bank.

Non-convertible foreign currency cash of all commercial banks in Chinese mainland, including foreign currency that has stopped circulating, slightly damaged foreign currency and foreign currency of some small currency countries. In Chinese mainland, there are a large number of valuable foreign small denomination and slightly damaged small currency banknotes stored in the private sector.

German mark, Austrian schilling, Belgian franc, Luxemburg franc, French franc, Spanish Champion Tower, Irish pound, Dutch guilder, Italian lira, Finnish mark, Portuguese escudo, Greek drachma, etc.