Sandstone product is the metamorphism rock which is easily to be cut and its surface contains higher silicon with many grain. Sandstone product mainly produced in Yunnan and Shanxi provinces. Because visual effects of sandstone products is in a class by itself, so sandstone product is used by many architects as the finest materials in the field of decoration. In recent years, with the gradual maturity of the domestic construction market, more and more domestic enterprises begins to produce and process sandstone product. Meanwhile foreign imports have increased year after year, resulting in the market price of sandstone products is increasing stability.