Beijing: Officials in Northeast China Harbin said national level health officials have been sent to the city to handle what might be the plague of Coronavirus.
City of 9.5 million people reported three cases of infection Wednesday, the day after finding the first case of community transmission.
After the initial findings, the authorities began mass testing and closed schools.
The city also ordered a business like a mahjong parror, cinema, and fitness center to be closed.
The city authorities say residents must display negative virus tests to be able to go only for essential trips.
Otherwise, people told to live at home.
China has been able to keep the virus transmit broadly within its limits through expensive and strict strategies that rely on mass locking and testing.