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.
     Our company cooperates with experts such as Petroleum University and Beijing Academy of Stone Sciences, and has strong technical force. We not only develop various types of corrosion inhibitor products, but also provide detailed anti-corrosion technical solutions according to the characteristics of customer installations. Our company's main products include water-soluble and oil-soluble corrosion inhibitors for refineries (respectively applicable to atmospheric and vacuum pressure, catalytic fractionation, coking and other devices), oil field produced water corrosion inhibitors, etc.
      Our company has 13 employees and 4 technicians (including external employees), including 1 professor engineer, 1 master, 2 full-time undergraduate and 4 college students. More than 20 kinds of additives have been developed in refineries and oilfields. It has been widely used in refineries and oilfields, and has achieved considerable economic and social benefits. Our company now produces more than 1000 tons of Refinery Corrosion Inhibitors annually, with an output value of more than 10 million in Refinery Corrosion Inhibitors only.
    Our company's purpose: quality first, integrity-based, customer-centered, and constantly improve customer service system. In line with the enterprise spirit of "honesty, teamwork, pragmatism, activeness, professionalism and innovation", the company is willing to create brilliance with friends from all walks of life.