Staff work at a COVID-19 testing center at a gymnasium in Hong Kong, south China, Sept. 1, 2020. (Xinhua/Wu Xiaochu)

Hong Kong's Center for Health Protection (CHP) reported seven additional confirmed cases of COVID-19 on Friday, including one local case of unknown origin.

The newly-reported cases included six imported cases and one local infection, bringing Hong Kong's total tally to 5,220.

The local case was a male social worker engaged in psychological counseling.

According to Hong Kong's Hospital Authority, 130 patients are still being treated in hospitals, including 12 in critical condition.

(Edited by Ye Ke)