China Petroleum Pipeline Engineering Corporation (hereinafter referred to as CPPE), a large state-owned enterprise based on the former CNPC Pipeline Survey and Design Institute, regrouped by CNPC Pipeline Construction Limited Liability Company and Northeast Pipeline Design Research Institute, Dagang Petroleum Engineering Limited Liability Company, etc. early or later, mainly provides services of consultation, survey, design, research of storage and transportation technology, porject management, supervision as well as EPC for long distance transportation pipeline projects, oil and gas field surface construction, large scale oil and gas storage facilities, near-shore oil and gas field development, terminals of offshore oil and gas development, public building works, municipal projects, etc, in home and abroad. With its headquarters located in Langfang city, Hebei province, CPPE furtherly establishes three domestic branches located in cities of Shenyang, Shanghai and Zhuhai respectively and two overseas representative offices located in Central Asia and the Middle east