1. College of Civil Aviation, Nanjing University of Aeronautics and Astronautics, Nanjing, China
2. Department of Logistics and Maritime Studies, The Hong Kong Polytechnic University, Hung Hom, Kowloon, Hong Kong, China
3. Jiangsu Key Laboratory of Urban Its, Jiangsu Province Collaborative Innovation Center of Modern Urban Traffic Technologies, School of Transportation, Southeast University, Nanjing, China
4. Society Hub, The Hong Kong University of Science and Technology (Guangzhou), Guangzhou, China