Century House is a kind of system with wall body composed of light steel keel, heat preservation material and plasterboard, floor and roof.Its sound insulation effect can be as high as 60db.

• 世佳联合住宅由轻钢龙骨、保温材料和石膏板组成的墙体，楼板和屋面体系，其隔音效果可高达60分贝。