1. School of Business, Ludong University, 186 Hongqizhong Road, Zhifu District, Yantai 264025, China
2. Department of Business, Gachon University, Seongnam 13120, Republic of Korea
3. School of Public Administration, Hebei University of Economics and Business, 47 Xuefu Road, Xinhua District, Shijiazhuang 050061, China