The products are in strict conformity with ISO9001:2000 International Quality Certidication to guarantee quality and stability The main sizes of the inner-wall bricks are 200×200 mm,200× 300 mm,250×330 mm,250×400 mm,300×300 mm,300×450 mm,300×600 mm,and so on, moreover, we apply our mind to develop new products all long. Welcome guests & clients all over the world to contact us. TILE 6049