Zhejiang Hongyuan Pharmaceutical Co., Ltd. engages in the research and development, production, and sale of active pharmaceutical ingredient (API) of cardio-cerebral vascular drugs, intermediates, and other chemicals. Its products include intermediates of Atorvastatin Calcium, Rosuvastatin Calcium,\nPregabalin, Empagliflozin, Sotagliflozin, Teneligliptin, Betrixaban, Edoxaban, Sacubitril, Baricitinib, Lifitegrast, Roxadustat, Palbociclib, Ribociclib, Abemaciclib, Rucaparib, and Duloxetine. The company was founded on June 16, 2005 and is headquartered in Hangzhou, China.