"Tangshan Yinhan Refractory Materials Co.,Ltd.?(The former ?Tangshan Kaiping Foreign Trade Refractory Factory?) lies in the beautiful coastal city of Tangshan, was built in 1992, its yearly production capacity is 60,000 tons, is the largest enterprise in North China specialized in producing and exporting refractory materials. At present our main products are shaped and unshaped products. Shaped products are: silica products, clay fire products,high-alumina products,magnesia containing products, good quality insulation materials, silicon carbide products, slider and burning mullite bricks and so on; unshaped products includes refractory fabric, castables, plastic refractory materials and so on, more than 100 kinds over 400 types, the species and items are more complete.  The center testing room of our company has complete testing equipments and stronger technique force. We keep on studying and developing new refractory products and have filled many gaps in domestic. Among them, the thermal shock resistance quality fire clay series products have been export to Europe and America and won high reputation among foreign traders.