On April 14, 2016 (March 8, 2016 lunar calendar), Liang Sili, a Chinese rocket control system expert and son of Liang Qichao, died in Beijing. Liang Sili, a Chinese rocket control system expert, died in Beijing One of the founders of China's aerospace industry, an academician of the Chinese Academy of Sciences, and an academician of the International Academy of Astronautics Liang Sili passed away at 10:52 on April 14, 2016 in Beijing at the age of 91. Liang Sili was originally from Xinhui, Guangdong, and was known to the outside world as the youngest son of the modern Chinese thinker Liang Qichao. He received a bachelor's degree from Purdue University in 1945, a master's degree from the University of Cincinnati in 1947, and a doctorate from the University of Cincinnati in 1949. Liang Sili is a famous Chinese missile and rocket control system expert. He participated in many "firsts" in China's aerospace history, and adopted new technologies for the first time in the development of the "Long March II" carrier rocket. He put forward incisive expositions on aerospace reliability engineering and became one of the pioneers and leaders of aerospace reliability engineering. Liang Sili used to be the vice chairperson of the International Astronautical Federation, and he was also a consultant to the Science and Technology Committee of the China Aerospace Science and Technology group company and the China Aerospace Science and Industry group company. He has won the National Science and Technology Progress Award, the Second Prize of the National Science and Technology Progress Award, the He Liang Heli Foundation Award, the Chinese Old Professor Science and Education Rejuvenation Award, and the Outstanding Person in the Overseas Chinese Community. There are representative works "Long March to Space", "Collection of Liang Sili", etc. It is reported that Liang Sili suffered from a cold in March this year and was hospitalized due to lung discomfort. Due to his advanced age, it seriously affected his cardiopulmonary function. At present, his family is making arrangements for his funeral. According to the Liang Sili funeral office, a farewell ceremony will be held at Beijing Babaoshan Funeral Home on April 18, Beijing time.