High Quality Content by WIKIPEDIA articles! The VNS-41 is the first amphibious microlight aircraft made in Vietnam. The A41 Factory (officially Aircraft Repairing Company A-41) under the Air Force and Air Defense Department (Ministry of Defense) manufactured the aircraft based on the Russian Che-22 "Korvet" design by Boris Chernov and E.Yungerov. A Che-22 was acquired by Vietnam in the late 1990s from the Philippines.