Hi-tech Spring Chemical Industry Co., Ltd. is one of the subsidiaries of Hi-tech Group. The group is including Dongying Hi-tech chemical industry Co., Ltd., (petroleum refinery); Dongying Hi-tech Spring chemical industry Co., Ltd., (fine chemicals); Dongying Tiandong biochemical industry Co., Ltd., (bio-pharmaceuticals); Shandong Hi-tech Shengli electrochemical Industry Co., Ltd. and Dongying Hi-tech Ruilin Chemical Industry Co.,Ltd(petroleum refinery).. The parent company founded in 1988, has 18 years' experiences of producing chemicals, certificate of ISO9001 and advanced management mechanism. Hi-tech spring founded in 2002,covers an area of more than 80,000 square meters and has the right to export and import by itself. It has acquired the authentication of ISO9001, ISO14001 and ISO18001 and also obtained the pharmaceuticals producer license . Hi-tech Spring mainly produces Dimethyl carbonate, Propylene glycol, Isopropyl Alcohol,Propylene carbonate and Diisopropyl ether. It can produce 45000MT Dimethyl carbonate, 36000MT Propylene glycol, 30000MT Isopropyl Alcohol,60000MT Propylene Carbonate adn 3000mt Diisopropyl ether annually. The technology has three patents and the company adopts Disseminated Controlling System to produce products, which guarantee the best quality of the products. The company establishes a strict quality insurance system according to the international agreed medicine standard and owns the imported inspection instruments to guarantee the quality of the product. It attracts large quantities of talents by persisting in the management principle of employee first. Meanwhile Hi-tech Spring has perfect quality insurance system, effective management mechanism and fluent information network. Hi-tech Spring Chemical sincerely hopes to cooperate with friends at home and abroad and achieve a mutual development.