Li Yong, deputy head of airworthiness quality department and technician of CETC Wuhu Diamond Aircraft Manufacturing Co., Ltd. As a leader in the field of general aviation diamond aircraft manufacturing, in 2016, Li Yong built the first pulsating production line (non-uniform speed) for the final assembly of dual engine four seat general aircraft in China. He is the first practitioner of the "foreign model certificate of conformity (TC)+Chinese production license (PC)" certification mode in China, which not only sets a production benchmark for the domestic general aviation aircraft manufacturing, but also ensures the carrying test of the first domestic AEC2.0L aviation piston engine. He is the core leader of the first general aircraft maintenance unit in Anhui Province@ Anhui Federation of Trade Unions