藝豐五金製造廠有限公司 (Ngai Fung Metal Manufactory Ltd.) - Member of HKWMA
藝興金屬製品廠 (Nga Hing Metal Fty.) - Member of HKWMA
明豐實業公司 (Ming Fung Ind. Co.) - Member of HKWMA
朗星錶帶廠有限公司 (Mega Age Watchband Mfg Ltd.) - Member of HKWMA
美時錶帶廠有限公司 (Maxi Watch Straps Fty Ltd.) - Member of HKWMA
萬國皮錶帶有限公司 (King Strap Co., Ltd.) - Member of HKWMA
凱源實業公司 (Kaiyuen Industrial Co.) - Member of HKWMA
海奕施(香港)有限公司 (Hirsch Bracelet (HK) Ltd.) - Member of HKWMA
興業錶帶廠有限公司 (Hing Yip Watchstraps Mfg Ltd.) - Member of HKWMA
金島錶業有限公司 (Golden Island Watches Co., Ltd.) - Member of HKWMA