Doctor of Philosophy, National University of Singapore, 1995.
Research fellow Singapore Institute of Manufacturing Technology, Singapore, 1995—1996. Assistant professor National University of Singapore, 1996—2001, associate professor, since 2002, assistant dean, 2006, associate dean Center Design Technology. Program associate Design Technology Institute, Singapore, since 2001.
Honorary professor University of Electronic Science and Technology, Chengdu, China. Guest professor Bandung Institute of Technology, Bandung, Indonesia, since 2001.
Member Fieldbus Foundation, 1999. Member of Institute of Electrical and Electronics Engineers (senior ), Instrumentation Society of America.
Married Po Lean Chee, November 20, 1966. 1 child Yi Ling;children: Yi Xian, Jian Han.