Zhejiang Xianfeng Technologies Co., Ltd. is a specialized manufacturer of APIs and pharmaceutical intermeidates, founded in 2002 and located in Yongquan, Linhai, Zhejiang. Zhejiang xianfeng Technologies Co., Ltd. covers land area of more than 80,000 square meters and has got ISO 9001:2000 certification in 2004. Annual sales turnover in 2009 exceeded RMB 160million. Main products: Sartan´s API series include Losartan potassium, valsartan, Irbesartan; sartan´s intermediates include OTBN, BRO-OTBN, Anti-virus Drug´s intermediates include 5-methyl uridine, β-thymidine, cytosine, cytidine, Inosine, Adenine, Hyoxanthine, and Tetraacetylribose, sodium Mehoxide (liquid&solide)etc.