The Chinese mainland registered 31 new confirmed COVID-19 cases on Friday, with 6 cases from overseas and 25 domestically transmitted, Chinese health authority said Saturday. 

All of the 25 domestically-transmitted cases are in northwest China's Xinjiang Uygur Autonomous Region. 

No deaths related to the disease were reported Friday, while 35 COVID-19 patients were discharged from hospitals. 

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

Hong Kong: 3,938 (2,620 recoveries, 47 deaths) 

Macao: 46 (46 recoveries) 

Taiwan: 477 (441 recoveries, seven deaths)