Yan'an Changtai Pharmaceutical focuses on the manufacture and sales of tablet, capsule, and pill drugs made from traditional Chinese medicine, as well as those of plant extracts. It also offers contract manufacture service.

The company passed GMP certification by China's FDA in 2002, and ISO9001:2000 and HACCP in 2007.

It has separate units for finished drugs and green food, and its automatic production line for plant extraction will come onstream soon.