:<3:the international education industry has been influenced by the international relationships between each countries. Since the USA, UK, AU, CA are the majot destination countries for Chinese students studying. The relationships between these countries and China affact the rate of visa approval and students enrollment rates. Due to the Covid, many of the embassies in different cities of China have been shut down. Therefore, for the international education workers, the market of students studying in overseas countries has been limited. This is their downstream. Many of the companies in this industries adapted themselves into online language trainning business, which is a adaptive management example.