The Government Flying Service (GFS) is a disciplined service department. It provides the community of Hong Kong with a wide range of flying services, including round-the-clock search and rescue coverage and casualty and medical evacuation, fire fighting and support for law enforcement agencies and other government departments.

The GFS has an establishment of 169 disciplined and 59 civilian personnel and operates an aircraft fleet of two fixed-wing aeroplanes and seven helicopters. In 2005, it flew a total of 5 818 hours, assisted in 420 search and rescue operations and transported 1 379 patients to hospital by helicopter. The auxiliary flying doctors and nurses flew a total of 428 hours in 542 operations. The GFS also flew 6 885 government officers and official visitors in the course of their duties or programmes.