His expertise has garnered international recognition, positioning him as a leader in gastroenterology and gastrointestinal endoscopy. Notably, he serves as the President of the Asia Pacific Association of Gastroenterology (APAGE) and was elected Vice President of the World Gastroenterology Organisation (WGO) in May 2011.
As a mentor, his impact extends to numerous successful gastroenterologists locally and abroad. The annual therapeutic endoscopy workshops at the Gastrointestinal Endoscopy Unit, initiated since 1993, serve as a testament to his commitment to knowledge-sharing.