... used in public facilities,visas,courtyards,gardens,etc.to make a natural and vogue effect.4.features:low water absorption ,anti- ... exploited from stone mines with hundreds of million years of history,hard andresistant to pressure,abrasion and corrosion.The stone ... used in public facilities,visas,courtyards,gardens,etc.to make a natural and vogue effect.With its hight-qulity products,reliable credit ...