You can take your ID card to a large bank to handle foreign exchange settlement business, which can be converted into RMB. China Bank, China Construction Bank, Industrial and Commercial Bank, China Merchants Bank, China Everbright Bank and other large banks. However, the bank's foreign exchange business only has a foreign exchange settlement and exchange quota equivalent to 50,000 US dollars. If it exceeds this limit, it needs to be exchanged at the State Administration of Foreign Exchange. At present, the four major domestic banks, China, agriculture, industry and construction, can exchange foreign currency. You can also exchange foreign currency at China Merchants Bank and China Everbright Bank. The bank's foreign exchange settlement business only has a foreign exchange settlement and exchange quota of US$ 50,000, which exceeds the amount that can be exchanged in the State Administration of Foreign Exchange.