China Isotope & Radiation Corporation researches, develops, manufactures, and sells nuclides, diagnostic and therapeutic radiopharmaceuticals, and radioactive source products for medical and industrial applications in China. It operates through five segments: Nuclear Medicines; Radioactive Source Products; Irradiation; Nuclear Medical Equipment and Related Services; and Other Businesses. The company was incorporated in 1983 and is headquartered in Beijing, China. It operates as a subsidiary of China National Nuclear Corporation.