Based on more than ten years of our mature experience in manufacturing welded pipe lines and cold rolling process, the company has the strong independent development design product ability to make high frequency welded pipe lines, which are prasied highly and reputed equal to the skilled manufacturing technology comparable made of USA, Japan and Taiwan etc. In many field. Our welded pipe lines have won good appraise and are recognized by so many domestic and forengn customers approximately of different more than twenty countries and zones from Taiwan and Middle East etc. So, our products covering high frequency pipe lines, H-Beam steel pipe line, slitting machine, cold roll forming machine, cold rolling machine, angle steel machine and cold cutting saw machine etc. Have already taken a position in the international and domestic market.