Laurel Group, established in 2003, with over 20 years of production and trading experience, we are professionally engaged in the research, development, and sales of all types of refractory and insulation materials. Refractory materials include alumina series bricks, magnesia series bricks, corundum series bricks, mullite bricks, andalusite bricks. Insulation materials include ceramic fiber products, calcium silicate products, insulating brick, and rock wool insulation for the metallurgy, glass, ceramics, petrochemical, machinery, steel, cement, lime, construction and other industries.