Wu Chenliang, the second gas production plant project team of PetroChina Changqing Oilfield Company, said: “This pipeline is another gas transmission artery connecting the Mizhi Gas Field and the Yulin Gas Field. 711 mm, so it’s called the '711 Project'."

More than 100 pieces of equipment are used for construction day and night, more than 400 employees stick to it day and night, and more than 90 times of various crossings. Behind these figures are the hardships and passion of facing difficulties by the dedication of the Qiqi people, all of which will be turned into warmth. Enter millions of households through PetroChina's gas pipeline...Editor/Ma Xue