苏州第四制药厂有限公司创建于一九五二年，专业从事原料药和制剂的生产、研发，致力于为人类的健康生活提供优质的医药产品。其位于苏州市标志性景区“虎丘”山下，离国际大都市“上海”仅一个小时的车程，处于大上海经济圈的辐射区域内。地理位置优越，水陆交通便捷。
    苏州第四制药厂有限公司拥有强大的生产研发能力和完善的质量保证及服务体系。所有产品均通过国家食品药品监督管理局GMP认证。1991年，主产品盐酸林可霉素于国内同类产品中首次通过美国FDA认证；随后，中间体克林霉素醇化物和缩酮化克林霉素及原料药克林霉素磷酸酯产品又通过了美国FDA认证，使本公司成为雅培、辉瑞等众多知名跨国公司的合格供应商，同时产品远销美国、西欧、东南亚等二十多个国家。
    2004年，苏州第四制药厂有限公司又成功地进行了经营体制的转变，为企业的发展增添了活力和后劲。未来，苏州第四制药厂有限公司将以开拓进取的精神，积极跻身国际领域，开展更为广泛的合作，为人类的医药健康事业作贡献。

Suzhou No.4 Pharmaceutical Factory, founded in 1952, Specialized in the research and production of APIs and preparations and committed to providing quality medical products for people’s healthy life. She is just situated at the foot of Tiger Hill, a symbol of Suzhou’s beauty and only one hour’s drive from the cosmopolitan Shanghai and within Great Shanghai Economic Circle, Suzhou enjoys a favorable location and convenient water and land traffic.
Suzhou No.4 Pharmaceutical Factory has been widely recognized externally and internally for its high quality and good service. All her products are GMP certified by the State Food and Drug Administration (SFDA). In 1991, Lincomycin Hydrochloride, the major product of the company, was certified by FDA for the first time among all products of its kind in China. Thereafter, many other products of the company,such as Clindamycin Hydrochloride Ethanolate, Clindamycin Isopropylidene and Clindamycin Phosphate, are FDA approved and CEP certification by EU. The company therefore becomes the main supplier of Abbott and Pfizer, the world famous pharmaceutical companies. So far the company has export business in more than twenty countries/regions like USA, Canada, France, Germany, Brazil and India.
In 2004, Suzhou No.4 Pharmaceutical Factory experienced a successful transformation of ownership, which has injected vigor and stamina to the company. She will press ahead to the world for more extensive cooperation in hope for more contributions to human medical cares and to a healthier and better life for human beings.