Tao Yang

Tianyin Pharmaceutical Co., Inc. is engaged in the development, manufacturing, marketing and sale of modernized traditional Chinese medicines and other pharmaceuticals in China. Its products address significant medical needs in the therapeutic areas spanning internal medicines, gynecology, hepatology, otolaryngology, urology, neurology, gastroenterology, orthopedics, dermatology and pediatrics. The company was founded on March 31, 1994 and is headquartered in Chengdu, China.

AstraZeneca Pharmaceuticals LP develops, manufactures and markets prescription pharmaceutical drugs. It sells products related to gastrointestinal, cardiovascular, neuroscience, respiratory and oncology infections. The company was founded in 1953 and is headquartered in Wilmington, DE.