The Chinese mainland recorded four new COVID-19 cases, two domestic and two imported, on Thursday, according to China's National Health Commission. No new deaths were reported.

A total of 1,711 imported COVID-19 cases were reported on the Chinese mainland, and 1,558 patients have recovered so far. 

The commission also registered 35 new asymptomatic patients. 

The total number of confirmed cases on the Chinese mainland stands at 82,971. The cumulative death toll is 4,634, and 365 asymptomatic patients are under medical observation. 

Chinese health authorities said six patients were discharged on Thursday, bringing the total number of recovered cases to 78,255. 

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

Hong Kong: 1,063 (1,029 recoveries, four deaths) 

Macao: 45 (45 recoveries) 

Taiwan: 441 (407 recoveries, seven deaths)