... assemble 2.durable 3.recyclable,green material 4.flexible new type villa,mobile villa, light steel structure villa light steel structure ... lighting and comfortable.3. Convenient for the using and transport, not only can recycling and disassembly but also protect environment ... Board;3.Roof Structure:Light Steel Keel,Asphalt Shingle (new type villa,mobile villa,light steel structure villa)Item name: ...