Import and export or international trade is the process of buying and selling that takes place outside the borders of countries, whether by government companies or private companies. For the purpose of trade or for the purpose of filling the deficit in one of the basic commodities, and import and export were and still represent one of the most important sources of revenue for countries. In this article, we will talk about several things that show the importance of import and export for the economy, why countries and companies resort to importing, how countries benefit from this type of trade, and what is the best and most profitable field of import? Or export? What is the most prominent activity registered for import and export in history.