Our roofing slate advantages: 1).Slate ... 4) Slate Regular Size For reference For slate tile 600X450X12-15mm,600X150X12-15mm,600x300X12-15mm 500X250X12-15mm ... 400X250X12-15mm 400X200X12-15mm,300X200X12-15mm, For culture tile 600X300X15-30mm, 300X300X15-30mm,400X400X15-30mm, 300X600X15 ... 600x1200x20mm,etc Or according to customer request5) Use House roofing, flooring, wall, Garden, etc 6) Other Products ...