"Based on domestic market and expand overseas business" is our development strategy for 4"/3 1/2" Drill Pipe, Ms Black Steel Pipe Tube , Precision Mechanical Pipe , Screw Pump ,Black Carbon Steel Pipes . As we're moving forward, we continue to keep an eye on our ever-expanding merchandise range and make improvement to our services. The product will supply to all over the world, such as Europe, America, Australia,Canberra , Libya ,Sao Paulo , Ottawa .If any product meed your demand, remember to feel free to contact us. We're sure your any inquiry or requirement will get prompt attention, high-quality merchandise, preferential prices and cheap freight. Sincerely welcome friends all over the world to call or come to visit, to discuss cooperation for a better future!