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Our founder and executive chairman Dr. Vikorn Poovapat, one of Thailand’s leading entrepreneurs, is driven by the desire to innovate the Thailand’s best water purifiers because he believes that everybody is entitled to drink water that is free of contaminants.

Our vision from the day Dr. Vikorn Poovapat launched Function International in 1997 has been to manufacture, import and wholesale water-related products completely as which is shown by our slogan "All Solutions of Water". We aim to be The No. 1 leader in ASEAN region.

Function International is committed to providing you and your family with clean, healthy drinking water. Our products satisfy millions of users whether for home use, industrial or commercial application. Our products continue to be used by more and more people each year across Thailand.


At Function International, we continue to conduct business adhering in the best quality of procurement and product development to meet all of the customers’ requirement.