Ulan-Ude Aviation Plant (UUAZ, , Ulan-Udėnskij aviacionný zavod) is a Russian joint-stock company specializing in aircraft manufacturing. It is based in Ulan-Ude, Buryatia. History The company was founded in 1939 for repair services of I-16 fighters and SB bombers. During World War II, it produced La-5 and La-7 fighter airplanes. In 1956, the factory stepped into the epoch of helicopter production. A considerable part of the factory's history is devoted to manufacture of the most selling Mi-8 helicopter, started in 1970. The factory has produced over 4000 Mi-8 helicopters altogether. In 2008, the company was given the annual "Russia's best exporter of the year" award by Ministry of Economic Development and Trade of Russian Federation. Production its main products include Mi-8Т, Mi-171, Мi-171Sh helicopters. The company also produces household items. Ownership Major shareholders in 2009: OPK Oboronprom 75.09% DCC 12.56% Leader IPF Gasfund 5.25% Other 7.10% References External links Official site of UUAZ Mi-171 photos at UUAZ Mi-8AMTSh/Mi-171 specifications Russian Helicopters Aircraft manufacturers of the Soviet Union Helicopter manufacturers of the Soviet Union Companies based in Ulan-Ude