Hebei Gongyuan Steel Pipe Manufacturing Co., Ltd.which has the first-class specialized technology, equipment and technicians can produce various steel products. Our main products are seamless steel pipe, high-frequency electric-welded steel pipe (ERW), hot-rolling steel pipe, hot expand steel pipe and spiral steel pipe. We own a large high-frequency electrical-welded steel pipe (ERW) production line, adopting German disposable bank interstitial art, electrical equipment using England CT syndicate manufacturing Mentor II direct-current digitalize adjust and control equipment. In addition, we also have a tension reduce production line which belongs to the national key high-technology development project named as "Nine and Five" Project and part of the national "Torch" planning item. We have our own brand named "Xinjian".