Foldable Folding Portable Luxury Prefab 40ft 2-story Container House

prefab 20ft foldable folding container house with following advantage   1.install one house in 10 minutes 2.expand size:W2500*L5800*H2450MM(interior size W2370*L5650*H2300mm) folded size:W2500*L5800*H400MM 3.one 40HC container can load 10 units 4.with insulation 5.galvanized frame+two layers painting,hard to get rusted 6.can be stacked two levels,and add veranda,canopy,railing,stair   7.one set frame around 650kg,one set house is around 1400kg