Zhejiang Hisoar Pharmaceutical Co., Ltd. and its subsidiaries research, develop, produce, and sell active pharmaceutical ingredients (APIs) and pharmaceutical intermediates in China and internationally. It operates through the Pharmaceutical Industry, Dye Industry, and Others segments. Its products include antibiotics, cardiovascular drugs, hypoglycemic agents, formulations, and fine chemicals, as well as dyes and pigment intermediates, environmental protection-related equipment, medical chemical supplies and appliances, and other chemical intermediates. The company also engages in technology research and development, trading, hazardous waste treatment, equity investment, technical and other consulting services, and venture capital activities, and exports its products to approximately 30 countries, including Europe, America, and Asia. Founded in 1966, it is headquartered in Taizhou, China.