Founded in 1985,Changshu LEAGUE Chemical Co., Ltd. is a pharmachemical, hair dye and related fine chemical provider. There are integral system readied for the research and development of new products. We establish R&D centre in Shanghai and central lab in our company, and our technical team is consisted of 3 professors, 5 PhD. and 3 senior engineers.The majority of our products are arranged for customers in EU, US and Japan. We focus on new product development and quality i...