Pengzhou Maoyuan Biochemical Technology Co., Ltd., founded in 2009, is 
an ISO14001&9001 certified manufacturer focusing on processing, 
R&D, marketing of  herbal extracts &plant such as 
Camptothecin, andrographis extracts, bergenial ligulata 
extracts(bergenin),10-hydroxy camptothecin,7-ethyl-10-hydroxy 
camptothecin,7-ethyl camptothecin,rutin &resveratrol. 
Camptothecin is the star product with single impurity less than 0.1% 
available or following customer’s standard.
Maoyuan processing site locates in Pengzhou Industrial Development Zone,
 surrounded with raw material supplying bases of camptotheca 
accumulates, mappia & andrographis panicualata, so Maoyuan has its 
unique location advantage for the production of camptothecin, 
andrographis extract(andrographide) and bergenin.With cutting-edge 
facilities and the skilled staff, Maoyuan provides top quality herbal 
extracts& plant extracts to fields of the dietary supplements, 
active pharmaceutical ingredients and cosmetics ingredients for human 
health and environment friendless.