With our leading technology as well as our spirit of innovation,mutual cooperation, benefits and development, we will build a prosperous future together with your esteemed company for 300mm Diameter Steel Pipe, Oil Casing Tube , Spiral Welded Steel Pipe , Galvanized Hollow Tubes ,Pre Galvanized Steel Pipe . We are also the appointed OEM factory for several worlds' famous products brands. Welcome to contact us for further negotiation and cooperation. The product will supply to all over the world, such as Europe, America, Australia,Madrid , Cologne ,Mauritania , Kenya .Based on products and solutions with high quality, competitive price, and our full range service, we have accumulated experienced strength and experience, and we've built up a very good reputation in the field. Along with the continuous development, we commit ourselves not only to the Chinese domestic business but also the international market. May you moved by our high quality items and passionate service. Let's open a new chapter of mutual benefit and double win.