... design, fabricate and install all kinds of steel structure building.Material: Q235, Q345Surface finishs: hot dip galvanized or ... , sports stadium etc.Products & Service:Design & engineering, steel building, space frames, portable cabins, tubular steel structure, hot-rolled H ... are welcomed at any time.zhengzhou chengxin steel structure.web site:zzcxgg.en.alibaba.commobile NO.:15138921958fax No:86-371 ...