Xi'an, Shaanxi, China

Longze Biotechnology Co., Ltd. owns one team that engages in R&D of herbal extracts for years already. The company is mainly devote to the isolating, purification of natural ingredient and opt...

Baoji hongyuan Bio-technology Co., Ltd,a modern collective-owned hi-tech enterprise in china, is located in Baoji hi-tech development zone, shaanxi province. It specializes in extracting and refining ...