Using a total scientific good quality management process, superior high quality and excellent faith, we get great name and occupied this field for China 4 1/2″ Drill Rod, Hq Drill Pipe , Galvanized Steel Pipe/Tube , Boiler Pipe Manufacturer ,Screw Pump . We guaranteed quality, if customers were not satisfied with the products' quality, you can return within 7days with their original states. The product will supply to all over the world, such as Europe, America, Australia,Hamburg , panama ,moldova , Wellington .we've got all day online sales to make sure the pre-sale and after-sale service in time. With all these supports, we can serve every customer with quality product and timely shipping with highly responsibility. Being a young growing company, we might not the best, but we are trying our best to be your good partner.