1. School of Information Engineering, Taizhou University, Taizhou, People’s Republic of China
2. School of Economics, Jiangsu University of Technology, Changzhou, People’s Republic of China
3. School of Culture and Tourism, Jiangsu University of Technology, Changzhou, People’s Republic of China
4. School of Economics and Management, Nanjing University of Aeronautics and Astronautics, Nanjing, People’s Republic of China