Abstract

2020 is the year of a series of remarkable events. Oil prices have dropped sharply and the ongoing Sino-US trade war happen . Besides, geopolitical tensions between the United States and Iran continue to increase, adding to the changes weather . Among them, especially chronic respiratory infections caused by new strains of bacteria should commonly known as COVID-19. Import-export is a key economic sector of the national economy, performing the function of exchanging goods and services between domestic and foreign countries, and is an important part of the economy. Foreign trade activities also need to be managed according to a separate mechanism, yes special properties. The goal of the article is to improve capacity and promote market survey and investigation work grasp, anticipate changes in trade policy, these non-tariff barriers in some new markets.