Established in 1958 and completed the reform of the property right in 1998, Liaocheng Dongran Chemical Co., Ltd. (former Yancheng Fuyuan Chemical Co. Ltd.) is a national medium-sized company and key fluorine product enterprise in the east of China. As the member of China inorganic/organic fluorine association, we got the certificates of ISO9002 quality system in 1999 and received the certification of ISO1400.18001 Environment & OHSMS in 2006.