... quarry and factory direct 2).24 years experience 3).Tile, slab, roof, floor, paving, etc Specification1) Slate Color Black, Green, ... 300X200X12-15mm, Or according to customer request For culture tile 600X300X15-30mm, 300X300X15-30mm,400X400X15-30mm, 300X600X15-30mm, ... ,etc Or according to customer request6) Use Slate tile, Mushroom stone, Flooring tile, Paving stone, Culture stone, Wall slate, Pool ...