Yang Changwei, male, member of the communist party, PhD, doctorial tutor, associate researcher. In 2014, received a doctoral degree from Southwest Jiaotong University. Currently serves as Deputy Dean of High-speed Railway Disaster Prevention and Mitigation Institute Technology Research Institute of Southwest Jiaotong University, Deputy Director of Disaster Prevention and Mitigation Institute of Civil Engineering College, Leader of Geotechnical Engineering Seismic Direction of Southwest Jiaotong University, Standardization (Disaster Prevention) of China Railway Institute The vice chairman of the technical committee, the young talents of the Chinese Association for Science and Technology, the Chinese Society of Rock Mechanics, the member of the China Earthquake Institute, have long been engaged in the research work on railway disaster prevention and reduction.