Dr Bernard Chan (front, fourth left), Acting Secretary for Commerce and Economic Development of the HKSAR Government, Winston Chow (front, third right), Chairman, HKTDC Jewellery Advisory Committee, Margaret  Fong (front, fourth right), Executive Director of the HKTDC, Lawrence Ma (front, third left), Chairman, HKTDC Hong Kong International Jewellery Show and Hong Kong International Diamond, Gem & Pearl Show Fair Organising Committee, and other guests attended the opening ceremony of the 10^th Hong Kong International Diamond, Gem and Pearl Show