Bachelor of Science In Engineering (honorary), University Aberdeen, Scotland, 1991.
Technology officer Public Utilities Board, Singapore, 1985—1989. Electrical engineer Ewbank Preece Consulting Engineer Pte Ltd, 1991—1992. Gts supervisor (south east asia) Rockwell Automation Singapore Pte Ltd, 1992—1996.
Utilities manager Groupe Schneider, Singapore, 1996—1997. Lecturer Temasek Polytechnic, 1997—2001. Vice president (m&e) Consumer Packaged Goods Consultants Pte Ltd, since 2001.
Prinicpal investigator Temasek Polytechnic, Singapore, 1997—2001. Consulting engineer (qualified person) Consumer Packaged Goods Consultants Pte Ltd, Singapore, since 2001. 2nd sergeant Military Policeman, 1983-1985, Singapore.
Member of Institution Electrical Engineers (Chartered Engineer / Int.PE / EurIng 2002), Institution Engineers, Australia (Chartered Professional Engineer / Asia-Pacific Economic Cooperation Engineer), Institution Engineers, Singapore, Institute Electrical & Electronic Engineers.
Married Sock Har Lim Sock Har. Children: Xi Min, Fiona, Pei Wen, Felicia, Zhao Xun, Gordon.