1. Faculty of Education, Beijing Normal University, Beijing 100875, China
2. National Institute of Vocational Education, Beijing Normal University, Beijing 100875, China
3. Faculty of Psychology, Beijing Normal University, Beijing 100875, China
4. Department of Industrial Education, National Taiwan Normal University, Taipei City 106010, Taiwan
5. School of Education, Guangxi University of Foreign Languages, Nanning 530222, China
6. Graduate Institute of Technological & Vocational Education, National Taipei University of Technology, Taipei City 106344, Taiwan