Sukhoi the JSC Sukhoi Design Bureau and the JSC Sukhoi Civil Aircraft, located in Moscow, the Novosibirsk Aircraft Production Association (NAPA), located in Novosibirsk, and the Komsomolsk-on-Amur Aircraft Production Association (KnAAPO), located in Komsomolsk-on-Amur. Sukhoi is headquartered in Moscow. Finmeccanica (since 2017, Leonardo) owns 25% + 1 share of Sukhoi's civil division. The Russian government merged Sukhoi with Mikoyan, Ilyushin, Irkut, Tupolev, and Yakovlev as a new company named United Aircraft Corporation in February 2006. Mikoyan and Sukhoi were placed within the same operating unit. In September 2007, Sukhoi launched its first modern commercial regional airliner—the Superjet 100 (SSJ 100), a
Sukhoi Su-30MKK Mach 0.9, and this problem was completely solved on Su-30MKK by adopting new measures. According to the Sukhoi Design Bureau, Su-30MKK is the first of the Flanker family to achieve it after Su-35 / 37 (Flanker-E/F) and Sukhoi Su-30MKI. Higher percentage of composite material is used for Su-30MKK in comparison to the original Su-30MK. In addition, new aluminum alloy were used to replace the old type used on Su-30MK for weight reduction. The twin rudders mainly made of carbon fiber composite material were larger on Su-30MKK in comparison to that of the original Su-30MK, but contrary to what was once