On July 30, 2010 (June 19, 2010 in the lunar calendar), the famous scientist Mr. Qian Weichang passed away. Qian weichang (1912.10.09-2010.07.30), native of Wuxi, Jiangsu Province, the father of modern Chinese mechanics, a world-famous scientist and educator, an outstanding social activist, an outstanding leader of the China Democratic League, a close friend of the Communist Party of China, Vice Chairman of the Sixth, Seventh, Eighth and Ninth National Committees of the Chinese People's Political Consultative Conference, Vice Chairman of the Fifth, Sixth and Seventh Central Committees of the China Democratic League, Seventh, Eighth, Honorary Chairman of the 9th Session, Senior Academician of China Academy of Sciences, President of Shanghai University, Nanjing University, Jinan University, Nanjing University of Aeronautics and Astronautics, Honorary President of Jiangnan University, Honorary President of Yaohua Middle School; Academician Qian Weichang is also a director of applied mathematics, physics, and Chinese informatics. He has written extensively-especially in the fields of elasticity, variational principles, perturbation methods, etc. From 1931 to 1937, he studied at the Department of Physics and Graduate School of Tsinghua University in Beijing. In 1936, he joined the Pioneers of the Chinese National Liberation. From 1940 to 1942, he studied in the Department of Applied Mathematics at the University of Toronto, Canada, and received a doctorate. From 1942 to 46, he served as chief research engineer at the Jet Propulsion Institute of the California Institute of Technology, and studied under Feng, the father of the world's missiles. Carmen is engaged in postdoctoral scientific research. From 1946 to 1948, he served as a professor at Tsinghua University and a professor at Peking University and Yanjing University. From 1949 to 1983, he served as Professor, Vice Dean, Dean and Vice President of Tsinghua University, Deputy Secretary-General of the All-China Youth Federation, Member of the Chinese Academy of Sciences, Deputy Director and Researcher of the Institute of Mechanics, Director of the Institute of Automation, Chinese Academy of Sciences, Academic Secretary of the China Academy of Sciences, Member of the Science Planning Committee of the State Council, Academician of the Polish Academy of Sciences, Vice Chairman of the China Mechanical Society, and Member of the Standing Committee of the Central Committee of the Democratic League. From 1983 to 2010, he served as president of Shanghai University of Technology (now Shanghai University) and director of the Shanghai City Institute of Applied Mathematics and Mechanics. From 1987 to 1994, he served as Vice Chairman of the National Committee of the Chinese People's Political Consultative Conference, Vice Chairman of the Central Committee of the Democratic League, Member of the Basic Law Drafting Committee of the Hong Kong Special Administrative Region, Vice Chairman of the Basic Law Drafting Committee of the Macao Special Administrative Region, Executive Chairman of the China Association for the Promotion of Peaceful Reunification, President of the China Overseas Exchange Association, Academician of the Chinese Academy of Sciences, President of Shanghai University, Director of the Shanghai City Institute of Applied Mathematics and Mechanics; He is a standing committee member of the 5th National Committee of the Chinese People's Political Consultative Conference and vice chairman of the 6th, 7th, 8th and 9th National Committees of the Chinese People's Political Consultative Conference; Representative to the first and fourth National People's Congress. Qian Weichang also serves as honorary president of Jinan University, Zhangzhou University, Shazhou Institute of Technology, and serves as honorary professor at Nanjing University of Science and Technology, Jiangsu University, Chengdu University of Electronic Science and Technology, Southwest Jiaotong University, Huaqiao University and other universities. He also serves as editorial board member of the American "Progress in Applied Mathematics","International Engineering Science Monthly","Finite Elements in Analysis and Design" in the Netherlands,"Thin-walled Components" in the UK, and "Applied Mechanics" in Ukraine; deputy editor-in-chief of "Encyclopedia of China"; Member of the Sino-US Joint Editorial Committee of the Chinese edition of Concise Encyclopedia Britannica; Deputy Editor of Cihai; Editor-in-chief of "Modernization Exploration Series" by Chongqing Press; editor-in-chief of "Applied Mathematics and Mechanics Series" by Science Press. Qian Weichang passed away due to illness in Shanghai at 6:20 on July 30, 2010 at the age of 98. Together with Qian Xuesen and Qian Sanqiang, Premier Zhou called them "three coins". On January 24, 2011, he won the 2010 China Education News Person of the Year Special Award. On February 14, 2011, he was awarded the top ten people touching China in 2010.