The architecture that uses the roof and wall that are made of light- duty steel plates or color pressed steel plates features strong wholeness, outstanding earthquake-resistant behavior, good durability(general service life:15-20 years; 35 years maximum), light self weight, low construction cost, short construction period, excellent heat preservation (coefficient of thermal conductivity: 0.32-0.35w/m.k), exceptional sound insulation( sound insulation effect: 30dB), wide application,etc. Moreover, it can be used repetitively( recycle ratio: 70% or above). Light-duty steel structure is especially applicable in low-rise and big-span construction. Add£ºNorth Yunxiangqiao, Huayuan Road, Changzhou, Jiangsu, China Postal Code£º213016 Tel/Fax£º0519-3273241 3275541 8108760; Business Phone£º13606144615 E-mail:flwj@public.cz.js.cn cjr3273241@163.com