 During 1950, these assets were integrated into the newly-formed aircraft manufacturer SOKO, which immediately begin working on various aeronautical technologies.During these early years, the company produced the Soko 522 trainer aircraft, as well as providing maintenance support for the Yugoslav Air Force, particularly its fleet of American-built F-84 Thunderjet fighters.During 1957, Yugoslavia's VTI (Aeronautical Technical Institute) commenced design work on what would subsequently become the Soko G-2 Galeb.