2012 Vice President for APDW
2004 Diploma of Thai Sub-Board of Gastroenterology, The Medical Council of Thailand
1997 Vice Chairman for Ethic and Executive Council member of APASL.
1994 Associate Professor of Medicine, Prince of Songkla University, Hat Yai, Thailand.
1994 Director of NKC Institute of Gastroenterology and Hepatology.
1994 President Thai Association for the Study of the Liver (2011-2012).
1989 Diploma of Thai Board of Internal Medicine.