... 3. Portable, convenient to transport and relocate Main advantages of low cost sandwich panel easy assembled house: 1. ... anti-rust, which makes its using life more than 10 years.7. Environmental friendly:Professional design, easy installation, ... , etc. FOSHAN KEHOUSE LIGHT STEEL HOUSE CO.,LTDMaterial List of Standard Prefab House (1Floor)No.ComponentSpecificationMaterial thicknessRemarkI Main steel ...