Chinese health authorities on Saturday said that 21 new COVID-19 cases were reported on the Chinese mainland on Friday, of which 17 were local transmissions and four imported, with no additional deaths.

Staff members work at the Huo-Yan Nucleic Acid Testing Laboratory in Beijing on June 23, 2020. (Photo: China Daily)

All local transmissions were registered in Beijing, the National Health Commission said in its daily report.

The total number of confirmed cases on the Chinese mainland stands at 83,483 and the cumulative death toll at 4,634, with 106 asymptomatic patients under medical observation.