The coastal city will test all nine million residents during the next five days with some areas locked down.
The coastal city will test all nine million residents during the next five days with some areas locked down.
Authorities responded to a COVID-19 cluster by testing the city’s entire population over a period of five days.
China's Qingdao is going to test the entire city of more than nine million residents for coronavirus in just five days after 12 new..