1. Reassuring structure: The light steel and flexible structure system is safe and reliable, can fulfill the standard requirement of architectural construction design. 2. Easy dismounting: The house can be repeatable disassemble with simple tools. Each person can fix 20-30m2 a day. 6 people can finish a standard 3K*10K prefabricated house in 2 days. 3. Decorative appearance: The house is artistic, bright and clear. 4. Flexible layout: The door and window can be set up at any sides. Indoor partition can be set up at any transverse axis position 5. Waterproof: The material and rigorous design with waterproof. 6. Long service life: The light steel are all painted with anti-corrosion lacquer. With a general service life over 10 years