Gansu Senzhengyuan Bio-Tech Co., Ltd., is located in the South of Wenhua road Wenfeng Town Longxi County of Gansu Province P. R China. The factory covers an area of twenty mu, there are fifty workers. It take Academia Sinica Xinjiang Physics and Chemistry abundant scientific research strength as a backing, main goods is content seventy percent to ninety percent, the unsaturated fatty acid content is more than ninety nine percent, that could be possible to satisfy the different demands of the user, It incorporates scientific research, the production and sale, food, medicine and the health foods raw material alpha linolenic acid and the serial products a comprehensive high and new technology enterprise.