1. Culture and Tourism College, University of Jinan, Jinan, China
2. Institute of Tourism Culture and Creativity, University of Jinan, Jinan, China
3. Rosen College of Hospitality Management, University of Central Florida, Florida, USA
4. Department of Human Resource, College of Business, Shanghai University of Finance and Economics, Shanghai, China
5. Department of Physical Education, Qufu Normal University, Qufu, China