Zheng Changjiang, Ph.D., Professor, doctoral supervisor, visiting scholar of the University of South Florida, director of transportation engineering and director of the Institute of transportation engineering, School of civil engineering and transportation, Hehai University. Member of Urban Traffic Planning Academic Committee of China Urban Planning Society, member of automatic driving working committee of China highway society, review expert of Ministry of transport, director of road traffic safety branch of China Safety Industry Association, member of editing and review committee of people's Communications Press and national defense industry press. He has presided over and participated in more than 50 national and provincial projects, published 1 monograph and 2 teaching materials, published more than 100 papers, including more than 40 SCI / EI retrieval papers and 7 authorized national patents.