1. Department of Mechanical Engineering, Chung Yuan Christian University, Chung-Li, Taiwan; R&D Center for Mold and Molding Technology, Chung-Yuan Christian University, Chung-Li, Taiwan
2. Department of Mechanical Engineering, Minghsin University of Science and Technology, Hsin-Chu, Taiwan
3. Department of Mechanical Engineering, Chung Yuan Christian University, Chung-Li, Taiwan