The Mongolian black mainly processed by Wuyue Stone Industry includes polished boards, rough boards, thick boards, thin boards, specification boards, fire baked boards, floor paving stones, small squares, natural boards, drawing boards, washing boards, dyeing boards, pineapple noodles, machine cut boards, large boards, litchi noodles, curbstones, table panels, polished boards, thread strips, blind stones, rolling stones and various buildings