SHAANXI HUANYU SLATE IMPORT & EXPORT CO. LTD is a professional company handling natural slate in China and export aboard over the world. We run our own slate quarry in south of Shaanxi Province, China where the best quality of roofing slate comes from and have national wide netwoke over Chine for flooring slate and slab.<br /> <br />The slate quarry we are operating produce the best quality of blue gray slate and blue black slate. We can provide consistent quality slate and on time shipment from our own quarry.<br /> <br />Blue gray and blue black slates were extracted from sedimentary rock from 300 to 400million year