Member Of HKEnCA
Managing Director, Chartermate International Ltd.
Committee Member, Hong Kong Metal Finishing Society
Honorary Wing Commander, Hong Kong Air Cadet Corps
Committee Member, Equipment and Material Working Committee of China Surface Engineering Association CSEA-EMC
Committee Member, GuangZhou Chemical Industries Association
External Assessor, City University of Hong Kong Applied Research Grant (ARG)
Co-advisor, City University of Hong Kong PhD Material Science Student Program
Member CEF-5, The National Association for Surface Finishing NASF, U.S.A.
Member MCMI, Chartered Management Institute CMI, U.K.
Cleaner Production Advisor, China Surface Engineering Association CSEA
Associate APVC, The Professional Validation Council of Hong Kong Industries PVCHK