Domestic granite, imported granite: Granite is mainly used for outdoor laying, such as squares, facades, gardens, Curb, of course, can also be used for indoor laying, such as airports, high-speed rail station, office building lobby, stairs and countertops with board . Depending on the choice of the guests, there are domestic and imported granite, granite, according to project needs in different colors and grades, according to the factory for processing the selected product and customer specifications.