- 2008-2011 Director, Transplantation Society of Taiwan
- 2012-2016/5 Superintendent, Tainan Hospital, Ministry of Health and Welfare
- 2001- Professor, Medical College of National Cheng Kung University
- 2004-2008 Director, Surgery Department of National Cheng Kung University Hospital
- 1995/06 Scholar, University of Minnesota, USA
- 1995/05 Researcher, The Johns Hopkins University, USA
- 1993/03-04 Scholar, National Cancer Center, Japan
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