Yun/Kloc-0 joined China in August, 1946, studied at Moscow Aviation Institute in August, 1953, and returned to China in August, 1959 to work in An 786 factory. Later, he was transferred to Shanghai Space Agency to engage in cutting-edge national defense science and technology research, and served as the overall senior designer of radar and microwave antennas, making important contributions to the development of China's space industry. 1990 retired. At 6: 20 on August 28th, 20 12, he died due to illness. At the age of 84.