The Chinese mainland registered 22 new COVID-19 cases on Monday, of which 20 cases were from overseas, the National Health Commission announced on Tuesday.

Two cases were domestically transmitted, with one reported in north China's Tianjin Municipality and one in Shanghai, the National Health Commission said in its daily report.

A total of eight new asymptomatic COVID-19 cases were recorded, while 348 asymptomatic patients remain under medical observation. No COVID-19-related deaths were reported on Monday, and 15 patients were discharged from hospitals.

As of Monday, the total confirmed COVID-19 cases reached 86,464, with 4,634 fatalities.

The total confirmed infections in the Hong Kong and Macao special administrative regions and the Taiwan region are as follows:

Hong Kong: 5,701 (5,267 recoveries, 108 deaths)

Macao: 46 (46 recoveries)

Taiwan: 618 (549 recoveries, seven deaths)