As the natural extremely skillful masterwork from Stone market or thousands of years,stone  is widely used in great building.For example,Buckingham Palace, the Louvre, etc.Why it is praised highly by building designers is that it has  many advantages except the texture the stone own pocessed.The stone has more merits the wood and steels not pocessing.Vitality long ago and easily express are more massiness vigorous natural attributes.So from the common tiles to honorable rare stone,the stone composed a great and gorgeous works with its distinguishable natural beauty.With the increasing awareness of environmental protection and beauty appreciation,we put a higher requirement to stone.