... ,new type 2.Easy construction 3.Enviromental protection 4.Fire proof,water proof Composition: UBS light energy-saving wall material ... ).sound proof/insulation =a 90mm thick wall of noise volume of 43dB9).simpler and more modern construction10).walls can ... meeting room, dormitory, shop, exhibition center... In the fields of building, railway, highway, water conservancy project, electric power, business ...