You can go directly to the bank to exchange foreign currency. Banks can exchange foreign currency and pay according to the real-time quotation announced on the same day. Banks need to carry their ID cards to exchange foreign currency, and fill out the foreign exchange form according to the regulations of the bank. Foreign currencies convertible by banks include British pounds, Hong Kong dollars, Japanese yen, US dollars, euros, Korean won, Macao patacas and other foreign currencies. And it can be exchanged into foreign currencies of banks: China Bank, China Construction Bank, Agricultural Bank, China Merchants Bank and other commercial banks. So you can go directly to the bank to exchange foreign currency.