Staff distribute epidemic control supplies to residents in Hong Kong, south China, March 27, 2022. On Sunday, Hong Kong registered 3,555 new COVID-19 cases by nucleic acid tests, and 4,482 additional positive cases through self-reported rapid antigen tests, official data showed. [Photo by Lo Ping Fai/Xinhua]

Staff sort out epidemic control supplies in Hong Kong, south China, March 27, 2022. On Sunday, Hong Kong registered 3,555 new COVID-19 cases by nucleic acid tests, and 4,482 additional positive cases through self-reported rapid antigen tests, official data showed. [Photo by Lo Ping Fai/Xinhua]

A staff distributes epidemic control supplies to residents in Hong Kong, south China, March 27, 2022. On Sunday, Hong Kong registered 3,555 new COVID-19 cases by nucleic acid tests, and 4,482 additional positive cases through self-reported rapid antigen tests, official data showed. [Photo by Lo Ping Fai/Xinhua]