1965- 1980, teacher of Taiyuan institute of heavy machinery, Ministry of machinery industry.
198 1- 1986, visiting scholar at the Institute of Mechanical Design, Technical University of Berlin, Federal Republic of Germany.
From 65438 to 0985, he obtained a doctorate in engineering from the Technical University of Berlin, Federal Republic of Germany.
1986- 1989, associate professor of Zhejiang university.
He has been a professor at Zhejiang University since 1989, and was approved as a doctoral supervisor by the State Council Academic Degrees Committee since 1990.
Period: Director of Design Research Office of Mechanical Department of Zhejiang University, Director of Mechanical Department and Institute of Mechanical Design of Zhejiang University, Vice President and Vice President of Graduate School of Zhejiang University, Dean of Distance Education College, Vice Chairman of the Central Committee of Jiu San Society, Chairman of the Provincial Committee of Jiu San Society, Vice President of Zhejiang University, Vice Chairman of Zhejiang Provincial Political Consultative Conference, and Vice Chairman of the Central Committee of Jiu San Society.
He is currently the president of Taizhou Research Institute of Zhejiang University and the director of Institute of Mechanical Design of Zhejiang University.