Nippon Optical Ltd.
日本光學有限公司 (Nippon Optical Ltd.) - Member of HKWMA
日本光學有限公司 (Nippon Optical Ltd.) - Member of HKWMA
新聲實業有限公司 (New Sound Industries Ltd.) - Member of HKWMA
藝豐五金製造廠有限公司 (Ngai Fung Metal Manufactory Ltd.) - Member of HKWMA
誠信錶面廠有限公司 (Nelson Dials Factory Ltd.) - Member of HKWMA
藝興金屬製品廠 (Nga Hing Metal Fty.) - Member of HKWMA
樂聲電子鐘錶有限公司 (National Electronics & Watch Co., Ltd.) - Member of HKWMA
新鋒香港有限公司 (New Universe Hong Kong Ltd.) - Member of HKWMA
南建鐘錶製品廠有限公司 (Nam Keen Watch Products Factory Ltd.) - Member of HKWMA
新世界時計國際有限公司 (New World Time International Ltd.) - Member of HKWMA
中山精密(香港)有限公司 (Nakayama Precision (H.K.) Co., Ltd.) - Member of HKWMA