Founded in 1970, our experience in producing quality petroleummachinery is extensive. We have developed a complete line ofpetroleum drilling equipment, tools and accessories, includingfishing tool, cementing tool, mud pump and mud pump parts likebimetal liner, ceramic liner, piston rod, and more. Our productsare made in accordance with the China National PetroleumCorporation (CNPC) SY/T6083-94 and American Petroleum Institute(API) 7K standards, to accommodate the increasing need for reliablepetroleum machinery in oilfields around the world. 2. Our senior engineers and professional researchers are highly experienced in developing more reliable products, resulting in the life of our ceramic liner, piston, valve assembly, being extended by 180%. 3. We have a wide variety of advanced hot and cold working equipment which improves our efficiency, such as the T6920D CNC boring milling machine from Qiqihar Machine Tool Works and XH2400 gantry machining center from Hanland Machine Tool Group.