Foreign exchange is the abbreviation of international exchange. The concept of foreign exchange can be divided into static and dynamic. Dynamic foreign exchange refers to financial activities that convert one country's currency into another country's currency to pay off international debts. In this sense, dynamic foreign exchange is the same as international settlement. Static foreign exchange has a broad and narrow sense. Foreign exchange in a broad sense is what is referred to in the Foreign Exchange Control Act. It broadly refers to all external financial assets. Article 3 of my country's current "Regulations of the People's Republic of China and Foreign Exchange Administration" stipulates that foreign exchange refers to means of payment and assets expressed in foreign currencies that can be used for international settlements. Foreign exchange in a narrow sense refers to payment methods used for international settlement expressed in foreign currencies.

Securities are a general term for various types of property ownership or creditor's rights certificates. They are certificates used to prove that the security holder has the right to obtain corresponding rights and interests based on the content contained on the certificate.

According to their different nature, securities can be divided into evidence securities, certificate securities and marketable securities

Foreign exchange reflects foreign currency. To put it bluntly, it means how to exchange RMB with foreign currency. For example, if I exchange RMB for US dollars, the exchange rate will fluctuate. Profit and loss

Securities are generally understood to be financial products such as stocks, funds, and bonds