Jinqiao Magnesia Brick factory is a modern production plant under Yingkou Qinghua Refractories. The factory was established in July 2003 with a total investment of 300 million Yuan and an annual production capacity of 120,000 tons. It mainly produces magnesia dolomite bricks, magnesia-alumina spinel bricks and magnesia-chrome bricks. Products are widely used in industries such as building materials, light industry, steel, non-ferrous smelting, etc. Jinqiao magnesia brick factory equipped with the world's top level machinery and facilities, with 10 ultra-high temperature tunnel kilns, 8 2000-ton hydraulic presses imported from Germany and Japan, and advanced equipment such as high-speed intensive mixers and robots. All tunnel kilns are central controlled with automation production system, and their automation level is in the leading position in China.