He received his Ph.D. in Industrial Engineering and Management from the National Chiao Tung University, Taiwan and M.S. in Statistics from National Tsing Hua University, Taiwan. His main research interests include quality control, production planning, and decision-making problems. His articles have appeared in a variability of journals including Quality and Reliability Engineering International, International Journal of Production Research, International Journal of Systems Science, European Journal of Operational Research and International Journal of Production Economics, etc.