1. Universiti Teknologi MARA,College of Engineering,Shah Alam,Malaysia
2. Universiti Teknologi MARA,Microwave Research Institute,Shah Alam,Malaysia
3. University of Malaya,Centre for Foundation Studies in Science,Kuala Lumpur,Malaysia
4. Cuckoo International (Mal) Sdn. Bhd.,Shah Alam,Malaysia
5. Universiti Kuala Lumpur British Malaysian Institute,Medical Engineering Technology Section,Kuala Lumpur,Malaysia