- Hong Kong Gemstone Manufacturers' Association - Chairman.
- Hong Kong Jewellery & Jade Manufacturers Association - Full member.
- Hong Kong Jewellery Manufacturers' Association - Life-Long Member.
- Gemmological Association of China
- Hong Kong General Chamber of Commerce
- The Chinese Manufacturers' Association of Hong Kong
- HK Watch Manufactureers Association Limited
- Federation of Hong Kong Industries
- Quality Tourism Services Association