Qingdao Langyatai Group is a state-operated enterprise in the People&＃39;s Republic of China. We have owned self-import and export right and we arecertified by ISO9002. We have a good financial position and enjoy high reputation.The capacity of Itaconic Acid is 4500 mt/year and the purity is 99.6% min. You can be assured that the product is of superior quality and competitive price.