QINGDAO LAURENT NEW MATERIALS CO.,LTDLaurel Group established in 2003 and located in the North of China, Shandong province,specialized in the producing and trading of all types of refractory and insulation materials. including fire clay bricks, high alumina bricks, insulating bricks, ceramic fiber products, calcium silicate products , unshaped refractory materials,rock wool and glass wool products.Dedicated to provide excellent qualit...