Gem Style (HK) Ltd. - Member of HKGMA

泛洋控股有限公司 (Inter-Pacific Holdings Ltd.) - Member of HKGMA

幸運珠寶國際有限公司 Good Luck Jewelry International Ltd. - Member of HKGMA

Iskkon Ltd. - Member of HKGMA

鈞宇寶石公司 (Hanna Jewellery) - Member of HKGMA

景達寶石有限公司 (Jade Star Manufacturer Ltd. ) - Member of HKGMA

海銘寶石公司 (Hoiman Gems & Jewelry Co.) - Member of HKGMA

Karp Jewellery Mfg. HK Ltd. - Member of HKGMA

華興珠寶首飾(香港)有限公司 (Hua Xing Jewelry (HK) Ltd.) - Member of HKGMA

強興公司 (Keung Hing Co.) - Member of HKGMA