Hebei Changshan Biochemical Pharmaceutical Co., Ltd. engages in the research, development, production, and sale of crude heparin, heparin raw materials, and heparin preparations for the treatment of cardiovascular and cerebrovascular diseases in China and internationally. The company offers crude heparin sodium, heparin sodium API, heparin sodium injections, low molecular weight heparin calcium injections, enoxaparin sodium injections, nandroparin calcium injection, dalteparin sodium API and injections, and other products. The company was founded in 2000 and is headquartered in Shijiazhuang, China.