Manzhouli, a border city in north China's Inner Mongolia Autonomous Region, will start a second-round of city-wide nucleic acid tests from 2 p.m. BJT on Friday, local authorities said.

The city announced Thursday it has completed the first-round of city-wide nucleic acid tests among 203,326 people.

Manzhouli has 11 locally-transmitted confirmed cases, one asymptomatic, and two suspected cases, who all are receiving treatment at designated hospitals in the city. Epidemiological surveys and source tracing work regarding the cases are underway.