... .Cost-effective&eco-friendly 3.CE,ISO,CSA,AS certificate 4.Container/prefab house Mobile ... with steel structure(certified by CE,B.V.,CSA &AS)1. Introduction:Our company"Shanghai Star- ... creative housing solutions.2. Certificates: ISO9001, ISO14001, CSA(Canadian Standards Association) , CE(European Conformity), AS( ... 1)Frame: Cold formed 3-4mm Steel Profile 2)Floor: 1: 0.5 mm flat galvanized steel sheet ...