In accordance with section 10(1) of the Prevention and Control of Disease (Compulsory Testing for Certain Persons) Regulation (Cap. 599J), the Secretary for Health issued a compulsory testing notice yesterday (July 28), requiring persons who are employed by and will be on duty at RCHEs, RCHDs, nursing homes and day service units attached to the premises of residential care homes during the period from August 10 to August 16, 2022, or who will provide services to residents or users through hire-of-service contracts with residential care homes and the aforementioned units during that period (including full-time, part-time and relief staff), to undergo polymerase chain reaction-based nucleic acid tests for COVID-19 once during the period from August 3 to August 9, 2022, according to the requirements and procedure set out in the notice (the Specified Test).