Hongbo Zhiyuan (Kaiyuan) Pharmaceutical Co., Ltd. is located in Kaiyuan City, Liaoning Province as a production base, covering an area of 60,000 square meters. It has workshops, equipment facilities and inspection systems that meet the current GMP standards. It is mainly engaged in international cutting-edge high-end chemical raw materials The research and development, production and sales of medicines and intermediates. The existing products include ticagrelor, peramivir, velpatasvir, sofosbuvir, etc., and have obtained the EU COS certificate and a number of international high-end certifications. Novartis, Sanofi, Chemo, TEVA, Dr Reddy, Cipla and many other well-known foreign companies have long-term cooperation and have great potential for rapid development.