1. Chaonan Yi, School of Intellectual Property & Centre for Innovation and Development, Nanjing University of Science and Technology, Nanjing, People’s Republic of China.
2. Lei Ma (corresponding author), School of Public Affairs, School of Intellectual Property, Centre for Innovation and Development Nanjing University of Science and Technology, Nanjing 210094, People’s Republic of China.
3. Zheng Liu, Cardiff School of Management, Cardiff Metropolitan University, Wales, UK; Centre for Innovation and Development, Nanjing University of Science and Technology, Nanjing, People’s Republic of China.
4. Kaitong Liang, School of Intellectual Property & Centre for Innovation and Development, Nanjing University of Science and Technology, Nanjing, People’s Republic of China.
5. Xiaojing Huang, School of Intellectual Property & Centre for Innovation and Development, Nanjing University of Science and Technology, Nanjing, People’s Republic of China.