stage vu: 1.CE,ISO9001:2008; 2.Stage; 3.Standard structure; 4.High load capacity,high raliability. stage vu1.Certificate:CE,ISO9001:20082.Material:Q235 ... .5mm, 42*2.3mmThis picture is a big and beautiful stage set up by our Ring lock system scaffolding in front ... structure,High load capacity,high reliability,low wastage, high efficiency stage vu