Leading Chinese hypersonic aviation scientist Yan Hong dies at 56
Yan graduated from and worked at the Northwestern Polytechnical University, which frequently appears on US sanctions lists

Yan, a professor and doctoral supervisor at NPU’s school of power and energy, died on Tuesday at Jiangsu Provincial People’s Hospital in Nanjing following an illness.
Yan led several major national research initiatives, including projects funded by the National Natural Science Foundation of China, the National Numerical Wind Tunnel project and the National Key Research and Development Programme.
“Yan Hong made outstanding contributions to technological breakthroughs and the development of disciplines in China’s aero engine sector,” the university said in a statement announcing her death on Thursday.
“Her life was devoted to education and scientific research, and she dedicated herself wholeheartedly to China’s aerospace endeavours.”