We are Basalt(Volcanic stone) Manufacturer and Supplier. We own our quarries & factory in Vietnam. And now, we are regularly supplying our products to big Korean Construction Material Company, "Dong Kuk Ceramic Co., Ltd". Our products are produced with Korean experts' technical support, and exported with the trade name "Ultra Stone".We also can supply large quantity and good quality of products with fine condition. - Types & Sizes of Products .Interior & exterior Board stones: 900*600*30mm, 600*300*12~20mm .Pavers: 300*300*50mm, 500*500*50mm, 300*149*50mm, 230*114*50mm, 150*150*50mm, 300* 400* 50mm .Bricks: 230*90*55mm, 230*110*60mm, 230*112*66mm, 230*110*60mm . Tiles: 300*100*12~40mm, 250*80*12~20mm, 230*60*55mm, 230*55*12~20mm, 100*100*12~20mm .Border line stones: 210*30*500mm .Landscaping stones * Other sizes order production - Surface finishing: polished, honed, sandblastedWe welcome your inquiry and questions; please don't hesitate to contact us.