Black Square Tube - China Manufacturers, Factory, Suppliers

We rely upon strategic thinking, constant modernisation in all segments, technological advances and of course upon our employees that directly participate in our success for Black Square Tube, Transportation Steel Pipe , Square Welded Steel Pipe , Large Steel Pipe , Our company's main items are widely used all over the world; 80% of our products and solutions exported to the United States, Japan, Europe and other markets. All stuff sincerely welcome guests come to visit our factory.