Tupolev Tu-16 (USSR) ✈ XIAN H-6 (China) August 22, 2017 Dmitry Grigorev Tupolev Tu-16 (USSR). First flight: 27 April 1952 (WIKI) XIAN H-6 (China). First flight: 1959 (WIKI) The Xian H-6 is a license-built version of the Soviet Tupolev Tu-16 twin-engine jet bomber, built for the Chinese People’s Liberation Army Air Force.Delivery of the Tu-16 to China began in 1958, and the Xi’an Aircraft Industrial Corporation (XAC) signed a license production agreement with the USSR to build the type in the late 1950s. The first Chinese Tu-16, or “H-6” as it was designated in Chinese service, flew in 1959. Production was performed by the plant at Xian, with at least 150 built into the 1990s. China is estimated to currently operate around 120 of the aircraft.