Foreign trade, also known as "foreign trade" or "import and export trade", refers to the exchange of goods and services between a country (region) and another country (region). This trade consists of two parts: import and export. For countries (regions) that import goods or services, it is import; For countries (regions) that ship goods or services, it is export. This began to emerge and develop in slave society and feudal society, and developed more rapidly in capitalist soc...