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We are Chinese quarry producer and exporter of slate in a variety of colors for use in roofing, flooring, paving, walling, and billiard tabletop slate.Our slate conform to BS680(1971) and ASTM C406 S1 standards.We can supply you the slate of best quality and most competitive price.For the further information,please visit our website: http://www.slatofchina.com