To maintain necessary operation of Hong Kong's society and economy and to ensure an uninterrupted supply of all daily necessities to the public, the Government has exempted certain categories of persons who fulfilled relevant criteria from the compulsory quarantine requirement upon arrival in Hong Kong in accordance with the Compulsory Quarantine of Certain Persons Arriving at Hong Kong Regulation (Cap. 599C) and the Compulsory Quarantine of Persons Arriving at Hong Kong from Foreign Places Regulation (Cap. 599E). Criteria for the entry of the persons include that it is necessary for the normal operation of Hong Kong or governmental operation, protection of the safety of health of the people of Hong Kong or serving the public interest of Hong Kong