The Chinese mainland on Wednesday reported 19 newly confirmed COVID-19 cases, including four locally transmitted cases and 15 arriving from outside the mainland, the National Health Commission said Thursday.

The four locally transmitted cases were reported in Guangdong Province, the commission said in its daily report.

A property management employee in protective suit disinfects a resident who just finished COVID-19 nucleic acid testing in the subdistrict of Baihedong in Liwan District of Guangzhou, south China's Guangdong Province, June 12, 2021. (Photo: Xinhua)

Of the imported cases, three each were reported in Fujian, Guangdong, and Yunnan, two in Shanghai, one each in Beijing, Jiangsu, Hubei and Sichuan, the commission said in its daily report.

There were 337 active imported cases as of Wednesday. No deaths related to the disease were reported, while 15 COVID-19 patients were discharged from hospitals.

The total number of confirmed cases on the Chinese mainland stood at 91,511 and the cumulative death toll was 4,636 as of Wednesday.