A citizen prepares to enter a designated clinic in Kennedy Town, south China's Hong Kong, April 4, 2022. Hong Kong registered 1,589 new COVID-19 cases by nucleic acid tests, and 1,549 additional positive cases through self-reported rapid antigen tests on Monday, official data showed. [Photo/Xinhua]

A citizen is pictured at the entrance to a designated clinic in Kennedy Town, south China's Hong Kong, April 4, 2022. [Photo/Xinhua]