Our company Shandong Kerui Holding Group is located in Shengli Oilfield the second largest oilfield in China. Our company arranges a wide range of businesses covering the scientific research and manufacture of the petroleum drilling equipment and oilfield engineering technical service.The main products manufactured and supplied include drilling equipment, Oil pumping equipment, Special equipment for oilfield, Oilfield tubing system and auxiliary machines and tools. We can manufacture various workover rigs and drilling rigs with drill depth from 3000m to 9000m. All products meet API standard. Our company has been granted API Certificate, ISO 9001: 2000 Quality System Certificate, HSE Certificate, and also got International Petroleum Engineering Management qualification certificate issued by the Ministry of Commerce of China.