1. Department of e-Commerce, School of Management, Guangdong University of Technology, Guangzhou, Guangdong, China.
2. Department of Management Science and Engineering, School of Management, Guangdong University of Technology, Guangzhou, Guangdong, China.
3. Department of Public Affairs Administration, School of Health Management, Guangzhou Medical University, Guangzhou, Guangdong, China.
4. Department of Business Administration, School of Business Administration, Guangdong University of Finance, Guangzhou, China.