Dongying Keling Chemical Co., Ltd. is a joint-stock cooperative company in May 2006. It is located in the hinterland of Shengli Oilfield, the second largest oil field in the country. It is backed by China University of Petroleum (East China), a key university in the country. It has beautiful scenery and smooth traffic. Since its inception, the company has been committed to the research and development and production of imidazoline derivatives. It is a professional manufacturer of imidazoline inhibitors
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