We constantly carry out our spirit of ''Innovation bringing advancement, Highly-quality guaranteeing subsistence, Administration selling advantage, Credit rating attracting buyers for China Api Half Line Coupling Factory, L80 Coupling, L80 Casing Coupling, Api 5ct 1368 ,Api Oil Field Tubing Coupling. We warmly welcome friends from all walks of life to cooperate with us. The product will supply to all over the world, such as Europe, America, Australia,Hanover, Montreal,Azerbaijan, Mauritania.With the goal of "zero defect". To care for the environment, and social returns, care employee social responsibility as own duty. We welcome friends from all over the world to visit and guide us so that we can achieve the win-win goal together.