Multi-functional building structure schematic activities Body skeleton USES galvanized materials, lifelong maintenance 1. Light steel prefabricated house is cold bending thin walled light steel structure, with wall and roof covered by color coated steel composite core plates. 2. This steel structure ensures house withstand strong wind at the speed of 86.4Km/h. Its light structure won't collapse if magnitude 7 earth quake occurs. 3. Color coated steel composite core plate is made up of steel plate and polystyrene that are bonded by adhesive and rolled, fully ensuring different materials' features of good fire resistance and heat preservation. 4. With using standardized design and prefabricated production in all components of this house, it is easy to be installed and dismantled, and its layout and rooms' functions can be enriched by adding, decreasing, or changing doors, windows' division position freely. 5. House's components can be completely dismantled, making it easy to be transported with low cost. 6. House is light in weight, easy to install, the 100 square meters’ house can be installed within one day just by 4 skillful workers. 7. House's components can be recycled consistently for 20 years without any construction waste. 8. The roofing is water proof structure, enhancing house's air-tightness and water proofness. 9. Trapezoidal roofing plates make roofing plates integrate with ceilings, enhancing indoor's visual effect. Decorative eaves designed for proofing create a grand style house. 10. When this product leaves factory, it can be equipped with such components as base, cornice, color coated steel door, according to practical applications. 11. Our company provides installation, guiding or training for installation. 12. This product is adaptable in different environment, convenient to install in site, widely applicable to economical, low priced temporary office buildings, accommodations etc.