Yunnan Weicun Biological Products

Yunnan Weicun Biological Products is a Chinese biotechnology company based in Kunming, Yunnan Province, specializing in the development and production of human vaccines. Established in 2004, the company became a key subsidiary of Walvax Biotechnology following its acquisition in 2009. Its flagship product is the Haemophilus influenzae type b (Hib) conjugate vaccine, which has been a significant contributor to the pediatric immunization market in China. The company operates manufacturing facilities that comply with national Good Manufacturing Practice (GMP) standards. As part of the Walvax group, Yunnan Weicun plays a vital role in the parent company's broader strategy to provide affordable and effective infectious disease prevention solutions.