Located in the west part of China, yumen petroleum administrative bureau (ypab -a subsidiary of cnpc) is an integrated enterprise, which involving upstream and downstream, oil-gas exploration & exploitation, oil recovery, drilling, work-over, oil refining, manufacture of petroleum machinery & equipment, engineering service and so on,

Machinery plant of ypab with the history of 60 years is the earliest machinery plant in China selling its products to domestic oil fields as well as many countries, such as south America, southeast Asia, middle Asia, Syria, algeria, Russia and so forth. The main products of the machinery plant include: Sucker rod, polished rod, cylinder oil-well pump, lined oil-well pump, beam-pumping units, pressure container,25-105 mpa well head equipment, the drilling & exploring tools and accessories. Among the products, the sucker rod, oil-well pump and beam-pumping units