Hebei Shengbao Steel Tube Making Co., Ltd. owns 5 factories, with building area covering 1,334,000 square meters. The total investment is USD 260 million, and employing a staff of 5000 people, we are a professional manufacturer of welded steel tubes and steel strips, also a large-scale producer and exporter. Our products line is welded round steel pipe from 12mm-50mm, square steel pipe from 15*15mm--200*200mm and rectaugular steel pipe from 10*20mm--150*200mm,Steel strips line : hot rolled steel strips can from 1.3--2.0mm thick , cold rollded steel strips from 0.17-1.5mm thick , the material is Q195--Q235 . also we can do the special order for the customer request .