People wearing masks walk on a street in Hong Kong, south China, Dec. 26, 2020. Hong Kong's Center for Health Protection (CHP) reported 59 additional confirmed cases of COVID-19 on Saturday, taking its total tally to 8,540.

People wearing masks walk on a street in Hong Kong, south China, Dec. 26, 2020. Hong Kong's Center for Health Protection (CHP) reported 59 additional confirmed cases of COVID-19 on Saturday, taking its total tally to 8,540.

People wearing masks wait to cross a street in Hong Kong, south China, Dec. 26, 2020. Hong Kong's Center for Health Protection (CHP) reported 59 additional confirmed cases of COVID-19 on Saturday, taking its total tally to 8,540. (Photos: Xinhua)

People wearing masks walk on a street in Hong Kong, south China, Dec. 26, 2020. Hong Kong's Center for Health Protection (CHP) reported 59 additional confirmed cases of COVID-19 on Saturday, taking its total tally to 8,540.

People wearing masks walk on a street in Hong Kong, south China, Dec. 26, 2020. Hong Kong's Center for Health Protection (CHP) reported 59 additional confirmed cases of COVID-19 on Saturday, taking its total tally to 8,540.

People wearing masks walk on a street in Hong Kong, south China, Dec. 26, 2020. Hong Kong's Center for Health Protection (CHP) reported 59 additional confirmed cases of COVID-19 on Saturday, taking its total tally to 8,540.

People wearing masks walk on a street in Hong Kong, south China, Dec. 26, 2020. Hong Kong's Center for Health Protection (CHP) reported 59 additional confirmed cases of COVID-19 on Saturday, taking its total tally to 8,540.

People wearing masks walk on a street in Hong Kong, south China, Dec. 26, 2020. Hong Kong's Center for Health Protection (CHP) reported 59 additional confirmed cases of COVID-19 on Saturday, taking its total tally to 8,540.