1. School of Business, Guangxi University, Nanning, China
2. Guangxi Development Strategy Research Institute, Guangxi University, Nanning, China
3. Hospitality and Tourism Research Centre (HTRC), School of Hotel and Tourism Management, The Hong Kong Polytechnic University, Hong Kong SAR, China
4. Key Laboratory of Interdisciplinary Science of Statistics and Management, Education (Guangxi University), Department of Guangxi, Nanning 530004, China
5. Guangxi International Expositions Group Co., Ltd. Nanning, China