Shandong Kelinruier Pipeline Engineering Co., Ltd. provides clients of various industries with integrated solutions for new pipeline lining anti-corrosion and old pipeline repair. We can provide various integrated pipeline solutions such as pipeline anti-corrosion, inspection, repair, maintenance, analysis, and evaluation, to achieve the purpose of reducing cost and leakage rate, extending the service life of pipeline for 50 years. 

KELINRUIER is a state-level high-tech enterprise, council member of the Water Resources Conservation and Protection Industry Innovation Alliance. KELINRUIER has established long-term close cooperative relations with many well-known universities and national laboratories such as China University of Petroleum (East China), Beijing University of Chemical Technology, etc. Meanwhile, KELINRUIER was rated as "Shandong Province Patent Star Enterprise", "Quality Trustworthy Enterprise", " Credit AAA Enterprise", and Dongying City "Specialized, Fined, Peculiar and Innovative" Enterprise.

KELINRUIER has independently developed a variety of advanced technologies and supporting equipment for pipeline cleaning, anti-corrosion repair, including 6 invention patents and 34 utility model patents. Among the technologies, " Online pipeline repair technology of Concentric diameter reduction HDPE pipe lining" is the result of China Scientific and Technological Research Plan, having passed the provincial scientific and technological achievement appraisal ([2002] No. 518); The detection range and detection effect of pipeline detection robot are at the leading level in China. China Central Television-1 " Science and Technology Review" and China. China Central Television-7 "Spark Science and Technology" both have given a special introduction to this technology with the topics "Farewell to the Road blocking" and "New Pipeline Revolution".

KELINRUIER has won the trust of clients with its advanced technology and professional services. KELINRUIER's clients spread all over the world, North to Daqing oilfield on Songnen plains, South to Guangzhou in the Pearl River Delta, West to Gobi desert of Tarim Basin, East to Shengli, Dagang oilfield of the Bohai Sea, as far out as Kazakhstan, Unocal East China Sea Co., Ltd. , shell oil company and Ahdeb oilfield in Iraq.

With advanced technology and satisfying service, KELINRUIER is recognized as a high-quality brand in the domestic and foreign trench-less area.