William has been fencing since 1964. In the early 70’s he was the Hong Kong Foil Champ. In 1971 he was a member of the Hong Kong/Taiwan/Philippine Triangular All Arm Championship Team, from 1972 to 1974 he was the H.K.A.F.A. treasurer. He has coached foil in school and communities in Hong Kong and more recently in Canada. He is the current foil coach at York University and coaches both foil and epee at TFC.