Hansoh Pharmaceutical Group Company Limited is an investment holding company that researches, develops, produces, and sells pharmaceutical products in the People's Republic of China. It offers treatments for therapeutic areas such as anti-infection, central nervous system, oncology, metabolic and other diseases, and autoimmune diseases. Its principal products include Ameile, Hansoh Xinfu, Pulaile, Xintai, Xinmei, Gainuo, Tanneng, Pulaitan, Hengmu, Hengsen, Oulanning, Ailanning, Ameining, XINYUE, Saint Luolai, Fulaimei, Ruibote, Fulaidi, and Punuoan tablets. The company has licence agreements with GlaxoSmithKline Intellectual Property (No.4) Limited for HS-20089 and HS-20093, with Biotheus Inc. for a bispecific antibody-drug conjugate product, and with Merck Sharp & Dohme LLC for HS-10535. Founded in 1995 and headquartered in Shanghai, China, it operates as a subsidiary of Stellar Infinity Company Ltd.