Kerui Petroleum is a consolidated vitality industrial group. Kerui Petroleum brings together superior petroleum equipment analysis, development and manufacture, built-in oilfield engineering technological service, and EPC & turnkey contracting. Kerui is the biggest oil & gas equipment manufacturer and service supplier in China. The Group has greater than 8000 staff now. The company headquarters is in Dongying City, where Shengli Oilfield, which is the second largest oilfield in China, is situated.