20ft flat pack container house

20ft falt pack container house is widely used in labor dormitory emergency house,modern moduler container hotel house,refugee camp,military,red cross camp,living house,etc. Roof Galvanized folding steel frame with steel tube as main structure filled with sandwich panel as roofing External walls Colorful sandwich panel, core is EPS/PU/Rock wool/Glasswool Internal Walls Colorful sandwich panel, core is EPS/PU/Rock wool/Glasswool Floor Channel steel as frame Plywood panel as