1. Department of Information Management; Hwa Hsia University of Technology; 111, Gong Jhuan Rd. Chung Ho District New Taipei City 235 Taiwan, ROC
2. Department of Information Management; National Yunlin University of Science and Technology; 123, University Rd., Section 3 Douliou Yunlin 640 Taiwan, ROC
3. Department of Information Management; National Taichung University of Science and Technology; 129, Section 3, Sanmin Road, North District Taichung City 404 Taiwan, ROC