The company is specialized in the production and sales in one of the large enterprises, mainly the production of hot-rolled and cold-rolled steel pipe, seamless steel pipe --- company specializing in the production of thermal expansion pipe, spiral steel pipe, high frequency welded pipe, the annual distribution of Baotou Steel, Tianjin Steel back wall steel seamless pipe, factory double submerged arc welding process in North China's premier, 35 technicians, thermal expansion pipe equipment unit is a German import unit error is small, the product, precise scale. The public are welcome to visit and negotiate. Tel 0317-6083098