Since 2006, Beijing ZhongShuo Pharmaceutical Technology Development Co.,Ltd. began to focus on the research, produce and sell Entecavir API & Intermediates. Until now, we have become the biggest supplier of Entecavir who can offer you the products stably in CHINA. We provide our Entecavir to some Institute, manufactory of drug and trading company in all over the world. In addition, we have different manufactory process for Entecavir API from the original company BMS. The content of our Entecaivr API is above 99.7%, the single impurity is less than 0.1%. Moreover, the content of our N-1 step Entecaivr is more than 98.5% and without patent problem. While the most important is that our product has the absolute price advantage and stably production.