1. School of Language and Culture, Swan College, Central South University of Forestry and Technology, Changsha 410211, China
2. Faculty of Public Administration and Social Studies, Stamford International University, Bangkok 10250, Thailand
3. College of Preschool Education, Shandong Yingcai University, Jinan 250104, China
4. School of Economics and Management, Shanghai Technical Institute of Economics and Information, Shanghai 201411, China
5. School of Humanities and Management, Yunnan University of Chinese Medicine, Kunming 650500, China