Xi 占쏙옙n Huayang Bio-technologies Co., Ltd., is a Sino-US joint venture. It specializes in High purity natural products, the extraction of active ingredients from medicinal plants, production some standard extracts, and R塋�옙, sales raw ...

Xian Bogin Chemical Technological Co., ltd is a high technical comprehensive enterprise founded in 1999. We are professional company mainly engaged pharmaceuticals and herbal extracts. According to the trend of development international chemical ...