Dongying CleanWill Chemical Co., Ltd. is located in Dongying, which is the central city on the Yellow River Delta in the north of Shandong province. Dongying is an open coastal city that has recently flourished economically and culturally. It is the intersection of the Around-the-Bohai-Sea Economic Zone and the Yellow River Economic Belt. It is also the base of China's second largest oilfield—Shengli Oilfield. A highly efficient transportation network is formed by the far-reaching highways, Dongzhang Railway, Dongying Harbor and Dongying Airport. Through inviting professors in Petroleum University and Shandong University of Technology, and adopting the invention patents of CSA, we are working hard to transfer technologies into industrial applications and establish our independent producing method with self-IPRs. Now, we are a specialized manufacturer and trader of fine chemicals, including hydrazine compound, azelaic acid, azelaic acid ester, and their plastic auxiliaries, etc. We promise we will provide you quality products in good price. CleanWill now is working hard on the training of technical team in fine chemical industry. Basing on the patents of China, we are striving to transfer them into industrial application, improve these technologies and expand our business. Getting the development with the development of opening China, CleanWill does business honestly. CleanWill sincerely welcomes your visit and business. Let's work together for bright future.