1-The Suspended Platform/cradle/gondla is mainly used in the refurbishing of outer wall,installtion of curtain wall,and window cleaning,etc 2-TheSuspendedPlatformhave got CE and ISO9001:2000 Certification, and got some customers approve,like:U.A.E.Kuwait, Bahrain,Ireland,Jordan,Singapore,Phillipine ,India and USA,etc. 3-About the material,We will supply 2 model,The first one is Steel Structure, The other is Aluminum Structure, And surface, You could chooce: Hot Dip Galvanized, Cold Galvanized and bake painted. If you want to know more information about the Suspended Platform, Please feel free contact us or send email to us! We will reply for you immediately!