Henan Yunkce Import & Export Trade Co., Ltd. is a professional company which is engaged in pharmaceutical raw materials, intermediates, plant extracts, dyes and fine chemicals import and export enterprises. A research and development center, two production bases, relying on the group, mainly engaged in the products of Rutin, Rifamycin, Abamectin and so on. Rutin is produced by the United States of America Harvard University extraction technology. Rutin in yield and product quality, etc, is much better than other extraction process Our Rutin conforms EP7, NF11 and DAB10 standards. According to the customer feedback, their troxerutin has small impurities and high yield synthesised by using our Rutin. So our Rutin has won wide acclaim from domestic and overseas users.