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?fs main business involving drilling engineering technology services, workover services, complete set of rig fabrication, OCTG, drilling tools, oilfield instrumentation etc. The sales and service network spread to the Middle East, Central Asia, Asia Pacific, Africa and America. The company was abided by complete quality management system, and look upon top quality products as the lifeline of the company. It focused on honesty operation, considering ?ehonesty was in every service process?f as the operate principle, satisfy clients?f needs, and has been received lots of praise since the foundation of the company based on it?fs quality products and perfect aftersales services. In the process of development from now on, we will strengthen product quality and technology service management. To become ?eone-stop?f supplier of drilling and oil & gas production equipment, satisfy the needs of clients worldwide for quality and affordable products and services.