Ren Xinmin, Chinese rocket scientist (b. 1915)
Ren Xinmin (Chinese: 任新民; pinyin: Rén Xīnmín; Wade–Giles: Jen Hsin-min; 5 December 1915 – 12 February 2017) was a Chinese aerospace engineer and a specialist in astronautics and liquid rocket engine technology. He was the technical director of the Long March 1 rocket, which launched the Dong Fang Hong I, China's first satellite, and the chief designer of Chinese storable propellant rocket engine. He was also the chief designer for Long March 3 launch vehicle, Fengyun, and SJ (Shijian) series satellites.Together with Huang Weilu, Tu Shou'e and Liang Shoupan, Ren was considered one of the "Four Elders of China's Aerospace", only surpassed by Qian Xuesen, the founder of China's aerospace industry. He was awarded the Two Bombs, One Satellite Merit Medal in 1999. Ren was elected a member of the Chinese Academy of Sciences in 1980.