... selection ProductionMarble Countertop, Granite CountertopStandard size:Vanity top: 25"x22", 31"x22", 37"x22", 49"x22", 61"x22" etc.Kitchen tops: 25 ... "x108", 26 1/2"x108", 28"x96", 28"x108" etc.Kitchen Island: 98"x42", 76"x42", 76"x36", 86"x42", 96 ... )Good quality.3)From own factory.4)After-sales service. granite kitchen countertop