Foreign exchange management regulations are the legal framework formulated by the state to manage and monitor international capital flows, and its effective scope mainly covers the territory of the country. This means that laws and regulations apply to domestic foreign exchange transactions and capital flows, including foreign exchange activities carried out by domestic individuals and enterprises. The purpose of foreign exchange control is to maintain national financial stability, exchange rate stability and foreign exchange reserve security. Although the effective scope is mainly domestic, it may also affect international foreign exchange transactions under some special circumstances.