Yang Shijun prepares to fly his homemade small plane up to an altitude of 200 meters in Changchun city, Northeast China's Jilin province, May 10, 2015. Yang, 45, has conducted two test flights in the past, and has managed to fly for 2.5 hours in total. Yang named the plane after his father, Jinhai. He plans to build three two-seater planes in the future. [Photo/ECNS]