1. Been an AAAS member of USA
2. Been a member of New York Academy of USA
3. Member of Council of Chinese Mechanical Engineering Society.
4. Director of Taiwan Association of Coating Technology.
5. Member of Taiwan Foundry Society.
6. Member of Taiwan Automation Association.
7. Member of Taiwan Mechanics Society.
8. Be the Visiting Professor of Kunming University of Science and Technology (KUST), China.
9. as a member of International Engineering Academy, Russia.
10. Reviewer of Thin Solid Films, Surface Coating & Technology, J. of Physics and Chemistry, etc..