毅興行有限公司於1970年初成立，經過二十多年的發展，並於1994年4月以毅興行有限公司之名義正式在香港聯合交易所上市，成為首間在香港同類型上市公司。總部設於香港，主要從事塑膠原料、色粉、著色劑、混料及工程塑料之製造及買賣。為提高巿場競爭力，毅興行不斷積極研究，擴闊銷售原料的種類。加上經驗豐富的管理層及完善的科技器材，務求為客戶提供更優質之服務。
Ngai Hing Hong Company Limited was established in early 1970, through over 20 years of development, the Group, under the name of Ngai Hing Hong Company Limited, is the first company in the industry listed on The Stock Exchange of Hong Kong in April 1994. The Group’s Headquarters situates in Hong Kong and it is principally engaged in the manufacturing and trading of plastics materials, pigments, colorants, compounded plastics resins and engineering plastic products. In an effort to maximize our market competitiveness, Ngai Hing Hong has been aggressively conducting various researches and trying to expand the available product range. With the leadership of experienced management team and the support of cutting-edge technology, the Group is committed to delivering the best services to customers.