In order to give you convenience and enlarge our business, we also have inspectors in QC Team and assure you our best service and product for 19mm diameter gi pipe, Galvanized Erw Steel Pipe , Construction Material Pipe , Black Annealed Steel Coils ,Corrugated Sheet . We always hold the philosophy of win-win, and build long-term cooperation relationship with customers from around the world.We believe that our growth base on customer's success, credit is our life. The product will supply to all over the world, such as Europe, America, Australia,Armenia, Detroit,Pakistan, Rio de Janeiro.Our company sets up several departments, including production department, sales department, quality control department and sevice center,etc. only for accomplish the good-quality product to meet customer's demand, all of our products have been strictly inspected before shipment. We always think about the question on the side of the customers,because you win,we win!