Battling the second wave: The men and women stopping COVID-19's return
As the international situation of novel coronavirus has become more and more serious, how to prevent and control it at the border is now one of the most important issues for the government. Shanghai, as an international city with a large flow of people, its customs and airports have done their best to protect citizens’ safety.
Now, all the people coming from abroad must take nucleic acid tests. This video shows that process.