March 14, in the morning, Academician Fan Weicheng, Tsinghua University Public Safety Research Institute, was invited to visit Beijing Institute of Technology Energy and Environmental Policy Research Center, and made a presentation entitled "Thoughts on the Development of Public Safety Science and Technology". The symposium was hosted by Professor Wei Yiming, director of the CEEP, Professor Wang Zhaohua, deputy director of the Center, Professor Liao Hua, Professor Tang Baojun, and a number of teachers and students attended the meeting.