He was one of the most famous Chinese structural engineers, a pioneer in bridge construction, and a social activist.

He significantly influenced Chinese engineering education by introducing new subject matter and innovative pedagogical approaches.

He has also served as president of Southwest Jiaotong University (from Tangshan Engineering College to Northern Jiaotong University to Southwest Jiaotong University), director of Railway Institute under the Ministry of Railway, president of Railway Scientific Research Center, chairman of Beijing Science Association, honorary president and vice-president of the China Association for Science and Technology, vice-chairman of Jiu San Society, vice-chairman of the Chinese People's Political Consultative Conference (CPPCC), member of CPPCC, and the standing committee member of National People's Congress.

[3] He was a senior member of International Association for Bridge and Structural Engineering, honorary member of the Canadian Society of Civil Engineers, and outstanding alumnus from Cornell University and Carnegie Mellon University.

On April 18, 2006, Carnegie Mellon University set up a statue honoring its first doctoral graduate.