1. Chief    Department of Surgery, Taipei Veterans General Hospital
2. Professor    National Yang-Ming University, School of Medicine
3. Editor, the Journal of the Formosan Surgical Association, 2008 till now
4. Editorial Board, the Journal of Chinese Medical Association, 1995 till now

1. M.D. 
   School of Medicine, Taipei Medical University, Taipei, Taiwan
2. Ph. D.
   Institute of Clinical Medicine, School of Medicine, National Yang-Ming University,  Taipei, Taiwan

1. General Surgery training in Taipei Veterans General Hospital, 1979-1984
2. Colorectal Surgery training in Taipei Veterans General Hospital 1984-1985
3. Fellowship training in Colorectal Surgery in Cleveland Clinic Foundation, Cleveland, Ohio, U.S.A. 1986-1987

1. Chief, Division of Colon and Rectal Surgery,   Veterans General Hospital-Taipei, Taipei, Taiwan, since 1995
2. President, the Society of Colon and Rectal Surgeons, Taiwan, 2001-2002
3. Editor in chief, the Journal of the Society of Colon and Rectal Surgeons, Taiwan, 2003-2004
4. Editor, the Journal of the Formosan Surgical Association, 2008 till now
5. Editorial Board, the Journal of Chinese Medical Association, 1995 till now

Surgery and diagnosis of colorectal cancer

Research of colorectal cancer

Diganosis and treatment of anorectal disease

1. Taiwan Surgical Association
2. Taiwan Surgical Society of Gastroenterology
3. The Society of Colon and Rectal Surgeons, Taiwan