Tangshan Yutong Import and Export Corporation is located in Tangshan City, which is one of the largest supply bases for refractory materials in China. Our business line mainly covers refractory products and insulating products. Our refractory products include fireclay bricks, high alumina bricks, silica bricks, fused alumina-zirconia bricks, and unshaped refractories (mortar, cast-able). Meanwhile, our insulating products include diatomaceous insulating bricks, clay insulating bricks, high ...