 The division, known as the Korean Air Aerospace Division (KAL-ASD), has manufactured licensed versions of the MD Helicopters MD 500 and Sikorsky UH-60 Black Hawk helicopters, as well as the Northrop F-5E/F Tiger II fighter aircraft, the aft fuselage and wings for the KF-16 fighter aircraft manufactured by Korean Aerospace Industries and parts for various commercial aircraft including the Boeing 737, Boeing 747, Boeing 777 and Boeing 787 Dreamliner; and the Airbus A330 and Airbus A380.In 1991 the division designed and flew the Korean Air Chang-Gong 91 light aircraft.KAA also provides aircraft maintenance support for the United States Department of Defense in Asia and maintains a research division with focuses on launch vehicles, satellites, commercial aircraft, military aircraft, helicopters and simulation systems.