A medical worker injects a local resident with a dose of COVID-19 vaccine in a mobile vaccination vehicle in Haidian District of Beijing, capital of China, April 11, 2021. (Photo: Xinhua)

The Chinese mainland recorded 11 new COVID-19 cases on Sunday, all from overseas, data from the National Health Commission (NHC) showed on Monday.

No new deaths related to COVID-19 were reported on Sunday, the NHC said.

Totally 18 new asymptomatic cases were recorded, while 319 asymptomatic patients are under medical observation.

The total number of confirmed COVID-19 cases on the Chinese mainland stands at 90,769, with the death toll unchanged at 4,636.