1. Department of Computer Technology, Hebei Vocational University of Industry and Technology, Shijiazhuang, China
2. School of Traffic and Transportation, Shijiazhuang Tiedao University, Shaoxing, China
3. Administrative Department, Shijiazhuang Hongye Traffic Construction Supervision Co., LTD, Xinhua District, Shijiazhuang, China
4. Project Department, Shijiazhuang Hongye Traffic Construction Supervision Co., LTD, Xinhua District, Shijiazhuang, China
5. Faculty of Science, The University of Hong Kong, Hong Kong, China
6. School of Civil Engineering, Shijiazhuang Tiedao University, Shijiazhuang, China