銘昌 (香港) 有限公司 (Bright Prosperity (HK) Ltd.) - Member of HKGMA

愛瑪堅寶石公司 (Emergreen Exports) - Member of HKGMA

創文珠寶有限公司 (Buildview Jewellery Ltd.) - Member of HKGMA

形高有限公司 (Engo Ltd.) - Member of HKGMA

精藝玉器珠寶公司 (Ching Ngai Jade Jewellery Co.) - Member of HKGMA

福裕珍珠有限公司 (Fook Yue Pearl Co. Ltd.) - Member of HKGMA

振興寶石首飾廠有限公司 (Chun Hing Gems & Jewellery Mfy. Ltd.) - Member of HKGMA

時尚寶石 (Four Seasons Gems) - Member of HKGMA

振源寶石(中國)有限公司 (Chun Yuen Gems (China) Co. Ltd.) - Member of HKGMA

Galaxy Gems (HK) Ltd. - Member of HKGMA