HEBEI DONGXINLI mainly produce the Big Diameter Seamless Tube & Pipe, Thick-walled Seamless Pipe, Special Diameter Seamless Pipe, Welded Pipe, Spiral Pipe series, ERW Steel Pipe, Cold-drawn Pipe, Hot-Expanded Pipe, Bend series, Pipe Fitting series, & Stainless Steel; Alloy Steel Bend, Alloy- steel Pipe, etc. If you are interested,please contact me freely!