Yongzhou Hertai Bio-Technique Co., Ltd. is committed to the research and development, production, and sales of high content, small-variety plant extracts and water-soluble plant extracts, and provides free development of new products for high-quality customers.Leading products ( Vine Tea Extract : Myricetin, Dihydromyricetin;Fructus Sophorae Extract : Genistein; Star Anise Fruit Extract : Shikimic Acid; Polygonum Cuspidatum Extract : Polydatin, Emodin Methyl Ether; Mango Leaf Extract : Mangiferin;and Water-Soluble Dihydromyricetin, Water-Soluble Mangiferin, Water-soluble Resveratrol, Water-soluble Emodin Methyl Ether).