Tiejun Cui was born in 1983 and holds a PhD in Safety Technology and Engineering, with postdoctoral research in Mechanics and in Safety Science and Engineering. He is currently a professor and doctoral supervisor at the School of Environmental and Chemical Engineering, Shenyang Ligong University, the Dean of the Safety and Emergency Industry Technology Research Institute, and a national non-coal mine safety production expert. His research topics mainly include: system safety science, intelligent theory, system fault evolution theory, system reliability, mine safety prevention and control, and intelligent mine construction.