1. School of Management, Department of Businessmen Administration, Ming Chuan Univ., 250 Zhong Shan North Road, Section 5, Taipei 111, TW.
2. School of Management, Department of Businessmen Administration, Ming Chuan Univ., 250 Zhong Shan North Road, Section 5, Taipei 111, TW (Corresponding author), e-mail: junkun2205@gmail.com