... ISO9001-2008 2.Fireproof class: A,hardness:3H-6H 3.Colorful designs 4.Good Quality,Reasonable Price With High Performance wall panel ... natural marble, MDF, wooden plate, ceramic facing tile and aluminum plastic plate ect. On the outer wall decoratings in tunnel ... large and medium cities of domestic and overseas of Japan, European, Australia etc.Structure:Surface protective layers---formed of water ...