Taizhou Tianrui Chempharm Co., Ltd. is located in Taizhou city, which is well-known as "national chemical material base" in the east of Zhejiang province, China. At present, Tianrui has the I/E license and producing enterprises as production bases: "Taizhou Hengfeng Pharmaceutical &Chemical Co.,Ltd" . Since our foundation, through keeping improving producing method and expanding our market share, Tianrui has been highly appraised by our customers all over the world for excellent quality and excellent honesty, and our products have been well-received in every corner of the world. At present, our main products are pharmaceutical raw materials and intermediates, i.e. Rifamycin series(Rifamycin S Sodium,Rifamycin-S Acid,3 Formyl Rifamycin SV)and Sartan series(Valsartan,Candesartan cilexetil,Irbesartan and their intermediates). Tianrui aims to get further development by excellent reputation and quality product. Upholding quality product and excellent service, Tianrui sincerely hopes to cooperate with friends all over the world for bright tomorrow.