... 30x30,60x30,60x60 countertops 3000x610x30mm we sell quartz, artificial stone,artifical quartz stoneslabs,tiles etcvarious colours for your selectionhardness ... ,thickness :6mm to 20mm (2) We can design and produce according to customer's request(3) High Glossiness ... Advantage:natural colors,high hardness,high strength,rub-resistance and chemical acid-base resistance,ageing resistance,no radioactivity,low ...