Nanjing Xienuo Biotechnology Co., Ltd.is main engaged in pharmaceutical intermediates, custom development of natural extracts and fine chemicals, manufacturing, trade, sales and technical services. Upholding the enterprise spirit of "quality first ;creditability-centred”, to provide a stable, efficient and satisfactory service. 

  The company has consistently maintained good partnership with various well-known Chinese and overseas universities and schools, scientific research institutes and companies. our products involve benzene ring series such as 3,5- dual three fluorine toluene,aniline,Benzoic acid,cyanophenyl and heterocycle series such as pyridine,pyrimidine,niacin. We could provide high-quality chemical products from g to tons for our customers.
   Note:All products related to patents are to be supplied as R&D use only, no commercial sales arrangement; Controlled products will be followed China law and buyer's country regulation.
   We are looking forward to cooperating with you.