Shaanxi Sciphar Biotechnology Co., Ltd. is a professional and reliable supplier of natural herbal extract,and natural chemical ingredients and intermediates.Our products list as follows: Resveratrol, Policosanol, Paclitaxel, 10-Deacetyl Baccatin Ⅲ, Camptothecin, Homoharringtonine, Artemisinin, Puerarin, Piceid, Polydatin, Curcumin, Emodin, Genistein, Icariin, Silymarin, Silybin, Tanshinone IIA, Cryptotanshinone, tanshinones, matrine, Oxymatrine, ...