University of Malaya, Malaysia, 1959-1964, В Civil Engineering. University of New South Wales, Australia, 1970, Certificate Bachelor of Surgery Engineering Hydrology. Spoken languages: English, Malaysian, Chinese.
Director & Regional Representative, Regional Office(s) for Asia & the Pacific, United Nations Environment Programme since 1990. Senior Consultant, Regional Office for Asia & the Pacific, United Nations Environment Programme, Bangkok, 1990. Director-General, Department of Environment, Ministry of Science, Technology & Environment, Malaysia, 1987-1990.
Director, Planning & Development, Department of Environment, 1985-1987. Ministry of Science, Technology & Environment, 1976-1984. Senior Engineer(s) & Drainage & Irrigation Engineer(s), Ministry of Agriculture, Malaysia, 1964-1976.
Member: Professional Engineer(s), Institution of Engineers, Malaysia. Chartered Engineer(s), Institution of Civil Engineers, United Kingdom. Environmental Management & Research Association of Malaysia.
Royal Lake Club of Malaysia.
Spouse Yin Peng Chan, National of Malaysia.