The light steel wall structure system is a new type of green, energy-saving, and environmentally friendly building structure system, which is composed of light steel multi ribbed beams and columns and a maintenance structure. It has excellent physical performance indicators, short construction period, and good insulation effect. The floor is composed of high-strength hot-dip galvanized C-shaped and U-shaped light steel components, and the floor beams are arranged with densely spaced ribs according to the standard modulus.