Diamond Federation of Hong Kong China Limited

香港鑽石總會有限公司

Hong Kong General Chamber of Commerce

香港總商會

Hong Kong Jewellery & Jade Manufacturers Association

香港珠寶玉石廠商會

The Chinese Manufacturers’ Association of Hong Kong

香港中華廠商聯合會

The Hong Kong General Chamber of Small and Medium Business

香港中小型企業總商會

Hong Kong Jewellery & Jade Manufacturers Association

香港珠寶玉石廠商會

Hong Kong Brands Protection Alliance

香港工商品牌保護陣綫

H.K. Gold & Silver Ornament Workes & Merchants General Union

香港金銀首飾工商總會