Beijing Institute of Petrochemical Technology - School of Safety Engineering, Beijing Institute of Petrochemical Technology, Beijing Institute of Petrochemical Technology - School of Safety Engineering, Beijing Institute of Petrochemical Technology - School of Safety Engineering, Beijing Institute of Petrochemical Technology, Beijing Institute of Petrochemical Technology and Beijing Academy of Safety Engineering and Technology

Xi'an University of Science and Technology - School of Safety Science and Engineering, Xi'an University of Science and Technology - School of Safety Science and Engineering, Beijing Institute of Petrochemical Technology - School of Safety Engineering, Xi'an University of Science and Technology - School of Safety Science and Engineering, Xi'an University of Science and Technology - School of Safety Science and Engineering, Beijing Institute of Petrochemical Technology - School of Safety Engineering and Beijing Institute of Petrochemical Technology - School of Safety Engineering