- Superintendent, China Medical University Hsinchu Hospital
- Director, Department of Surgery, China Medical University Hospital
- Assistant Professor, College of Medicine, China Medical University
- Assistant Professor, National Chiao Tung University
- National Board of Medicine of Taiwan
- Chief, Colorectal Surgery Division, Department of Surgery, China Medical University Hospital
- Clinical Assistant Professor, College of Medicine, China Medical University
- Colorectal Cancer Team Leader, Cancer Center of China Medical University Hospital
- M.D.-Ph.D. , Institute of Medicine, Chung Shan Medical University
- E.M.B.A. , National Chiao Tung University
- Assistant Director , Department of surgery, CMUH
- Clinical Professor of Surgery , National Defense Medical University
- Clinical Associated Professor of Surgery , the National Yang-Ming Medical University
- Reviewer, The Journal of the Taiwan Surgical Association
- Taiwan Association of Endoscopic Surgery and the Asia Endosurgery Task Force (AETF).
