Foreign exchange business belongs to the company's business, and all banks do not handle this business on Saturday and Sunday, so if you want to handle this business, you need to do it during business hours.

Foreign exchange is a foreign currency or a means of payment expressed in foreign currency that can be used for international settlement. Article 3 of the Regulations on Foreign Exchange Management promulgated by China 1996 stipulates the following specific contents of foreign exchange:

Foreign exchange refers to:

(1) foreign currency. Including paper money and coins.

② Foreign currency payment voucher. Including bills, bank payment vouchers, postal savings vouchers, etc.

③ Foreign currency securities. Including government bonds, corporate bonds, stocks, etc.

(4) Special Drawing Rights and European Monetary Units.

⑤ Other assets denominated in foreign currency.