Guang Han

Sichuan Guanghan Pharmaceutical Co., Ltd. is a specialized pharmaceutical manufacturer based in China that focuses on the production of plant-derived active pharmaceutical ingredients (APIs). Established in 1970 and currently a subsidiary of Chongqing Lummy Pharmaceutical, the company is a global leader in the extraction and purification of bioflavonoids, most notably Rutin, Quercetin, and Troxerutin. Its manufacturing facilities are GMP-certified and supply high-purity compounds to the pharmaceutical, nutraceutical, and cosmetic industries worldwide. The company's products are primarily indicated for the treatment of vascular conditions such as chronic venous insufficiency and capillary fragility. Guanghan Pharmaceutical's business model centers on large-scale natural product extraction and chemical modification to meet international pharmacopeia standards.