| Institute | Job title | Time |
| Department of Chemical Engineering, National Tsing Hua University (NTHU) | Chair professor | 2017/8~present |
| National Tsing Hua University | Senior Vice President | 2016/8~present |
| Journal of Phase Equilibria and Diffusion | Editorial committee member | 2009/1~present |
| Journal of Electronic Materials | Associate editor | 2006/8 ~present |
| Materials Research Society -Taiwan | Board member | 2009/12~present |
| Taiwan Institute of Chemical Engineers | Board member | 2004/1~present |
| TMS Education Committee | Member | 2017/3~present |
| ASM Alloy Phase Diagram Committee | Member | 2006/8~present |
| Taiwan Institute of Chemical Engineering | President | 2019/1~present |
| Institute | Job title | Time |
| National Tsing Hua University | Vice President of Research and Development (研發長) | 2017/4~present |
| National Tsing Hua University | Vice President for Global Affairs (全球長) | 2014/2~2016/7 |
| National Tsing Hua University | Vice President for Academic Affairs (教務長) | 2010/8~2014/1 |
| National Tsing Hua University | Dean of Commssion of General Education (共教會主委) | 2011/8~2012/1 |
| National Tsing Hua University | Vice President for Student Affairs (學務長) | 2008/8~2010/7 |
| National Tsing Hua University | Chairman of Department of Chemical Engineering (系主任) | 2004/8~2007/7 |
| National Tsing Hua University | Associate Professor of Department of Chemical Engineering | 1992/2~1997/7 |
| Alcoa Research Center, Molten Metal Processing Division | Senior Scientist | 1991/4~1992/1 |
| University of Wisconsin-Madison, Materials Science and Engineering Department | Research Associate | 1990/8~1991/3 |
| University of Wisconsin-Madison, Department of Materials Science and Engineering | Visiting professor | 2007/8~2007/12 |
| Ecole Polytechnique de l'universite de Nantes | Invited Professor | 2002/6~2002/7 |
| Lehigh University | Visiting Scholar | 2000/6~2000/8 |
| Journal of Engineering (National Chung Hsing University) | Editorial board member | 2010/1~2014/12 |
| Advances in Materials Research | Editorial board member | 2012/1~2014/12 |
| Progress in Natural Science: Materials International | Editorial board member | 2011/1~2014/12 |
| Nanoscience and Nanotechnology Letters | Editorial board member | 2009/3~2011/12 |
| Facets-IUMRS | Regional Editor | 2000/11~2006/12 |
| GRE Asia Advisory Council | Member (Chair) | 2012(13)-2016 |
| TMS Program committee | Member | 2012/2~2015/1 |
| TMS Award committee | Member | 2008/2~2014/1 |
| TMS Alloy Phase Committee | Chairperson | 2014/3~2016/3 |
| TMS Alloy Phase Committee | Vice chairperson | 2012/3~2014/2 |
| TMS Alloy Phase Committee | Chairperson | 2004/3~2006/3 |
| TMS Alloy Phase Committee | Vice chairperson | 2002/3~2004/3 |