... ,4mm,5mm SGS,ASTM,ISO ACM manufactuer for exterior wall clad made in chinaOur competitive advantages1 Quality gurantee: all ... the weathering resistance, acidity, alkaline resistance, thermal insulation, acoustic insulation and damping.3)The surface is smooth and flat ... wallboards for outside walls of normal buildings.4)In interior wall ,ceiling, kitchen ,and interior decoration.5)Facades and balconies ...