Visiting Researcher at the Mayo Clinic, USA (1993/07-1994/06)
Associate Professor, Institute of Biomedical Engineering, National Cheng Kung Univ (1989/08-1997/08)
Professor of Institute of Biomedical Engineering, National Cheng Kung University (1997/08-)
Visiting Professor at the University of California, San Diego (1999/07-1999/09)
Director of the Institute of Biomedical Engineering, National Cheng Kung Universit (2000/08-2003/07)
Director of the Orthopedics and Rehabilitation Biomechanics Research Center, Natio (2002/02-2004/07)
Distinguished Professor, National Cheng Kung University (2003-2021)
Visiting Professor, Department of Biomedical Engineering, University of Rochester (2004/08-2005/07)
Vice Dean of the College of Engineering, National Cheng Kung University (2006/08-2010/07)
Convenor of the Engineering and Medicine Division, Biological Division, National S (2007/01-2010/12)
Deputy Director of Research and Development, Office of Research and Development, National Cheng Kung
President of the Chinese Society for Biomedical Engineering (January 2011 - December 2014)
Director of the Advanced Medical Device Technology Center, National Cheng Kung University (April 201
Director of the National Cheng Kung University Research Center (February 2015 - February 2017)
Executive Director of the Executive Yuan's Biomedical Industry Innovation Promotion Program Implemen
Deputy Minister of Science and Technology, Executive Yuan (February 2017 - July 2018)
President of the World Chinese Biomedical Engineering Association (July 2017 - June 2019)
Visiting Professor, Department of Human Physiology, University of Oregon (August 2018 - July 2019)
Chairman of the Industry-Academia Association of Southern Science Park (October 2020 -)
Acting Dean of the College of Engineering, National Cheng Kung University (August 2020 - July 2021)
Vice President of National Cheng Kung University (February 2019 - January 2023)