Xi’an Natural Field Bio-Technique Co., Ltd., founded in 2005 in Xi´an High-tech Zone, dedicated to the separation and purification of natural active ingredients, research and chiral separation of API& intermediates. Main products include natural ingredients, semi-synthetic components and derivatives, and advanced raw materials for cosmetics, food, beverage and other industries. After six years development, we own a factory of 1,000 square meters, and a R & D test center of 800 square meters and also hold extraction equipment handling 20 tons of raw material simultaneously, which ensures us the capability to meet the needs of pre-clinical studies at home and abroad. In order to help more drug development companies save cost, we introduced a large Axial Compression Preparative Chromatography, established chiral separation centers, and started the projects of hundreds advanced single ingredients in 2009. Meanwhile, we finished the configuration of Axial Compression Preparative Chromat