Zhang Zhong Jing

Henan Zhangzhongjing Pharmaceutical is a prominent Chinese pharmaceutical company specializing in the research, development, and manufacturing of Traditional Chinese Medicine (TCM). Based in Nanyang, Henan province—the birthplace of the historical Medical Sage Zhang Zhongjing—the company is a core subsidiary of the Henan Wanxi Pharmaceutical Group. It is widely recognized for its flagship product, Liu Wei Di Huang Wan, and maintains a strong reputation for quality through its medicinal material base strategy. The company operates extensive GAP-certified cultivation sites for herbs like Cornus officinalis and Rehmannia glutinosa to ensure raw material integrity. Its business model integrates research, cultivation, production, and sales to provide comprehensive healthcare solutions rooted in Chinese medical tradition.