浙江国光生物制药

Zhejiang Guoguang Biological Pharmaceutical is a specialized Chinese biopharmaceutical company focused on the research, development, and large-scale production of recombinant protein therapeutics. Established in 1992 and headquartered in Deqing, Zhejiang Province, the company has built a robust portfolio centered on cytokines and colony-stimulating factors. Its flagship products include recombinant human interleukin-2 (rhIL-2), interleukin-11 (rhIL-11), and interferon alpha-2b, which are widely used in oncology and the treatment of viral infections. The company maintains state-of-the-art GMP-certified manufacturing facilities to ensure the quality and supply of its biologic products for the Chinese healthcare market. By providing essential supportive care therapies for cancer patients, such as treatments for chemotherapy-induced thrombocytopenia and neutropenia, Zhejiang Guoguang plays a significant role in the domestic biotechnology sector.