1. ; Product Development and Advisory Services Unit; Malaysian Palm Oil Board, No. 6, Persiaran Institusi; Bandar Baru Bangi 43000 Kajang, Selangor Malaysia
2. Spektrum Saujana (M) Sdn. Bhd.; 46000 Petaling Jaya, Selangor Darul Ehsan Malaysia
3. ; Laser and Opto-electronics Laboratory, Institute for Post-Graduate Studies; University of Malaya; 59100 Kuala Lumpur Malaysia