Dongying Kangyu Petroleum Engineering Technology Service Co.,Ltd located in the Yellow river delta city-Dongying City, the base of the second largest oilfield in China, Shengli Oilfield. The company’s main business involving complete set of land rig fabrication, drilling engineering technology services, workover services, OCTG supplying, mud pump & parts and drilling tools supplying etc. The sales and service network spread to the Middle East, Central Asia, Asia Pacific, Africa and South America.