1. Deputy Director of Research Center for Applied Sciences (10/2016-12/2023)
2. Chief Executive Officer (06/2014-12/2022;01/2024-present)
3. Admission Committee Chair TIGP Nano Program
4. Research Fellow (06/2014-Present)
5. Associate Research Fellow (02/2010-05/2014)
6. Assistant Research Fellow (03/2006-01/2010)
7. The Thematic Center of Green Technology, Research Center for Applied Sciences
Visiting Scholar
1. Department of Materials Science and Engineering, University of California, Los Angeles, USA (03/2011-06/2011)
2. Department of Materials Science and Engineering, Northwestern University, USA (03/2010-08/2010)
Joint Appointment Professor
1. Institute of Applied Mechanics, National Taiwan University, Taiwan (02/2024 - present)
2. Department of Photonics, National Yang Ming Chiao Tung University, Taiwan (Associate Professor: 05/2007- 07/2011)
3. Associate Professor: 08/2011-07/2014; Professor: 08/2019 - present)
4. College of Engineering, Chang Gung University, Taiwan (08/2014 – present)
5. Department of Materials Science and Engineering, National Tsing Hua University, Taiwan (08/2017 – 08/2020)
6. Senior R&D Engineer (09/1998 - 06/2001)
7. Inteplast Group, Ltd, Texas, USA