Yingkou Longyufu Electric Furnace Material Co., Ltd., 

established in 2009, it mainly produces basic refractories, with three automatic ingredient production lines. There are 14 presses, including 2500 tons of German Laeis hydraulic press, 1600 tons of friction press, 1000 tons of friction press, 800 tons of friction press and 630 tons of friction press, with an annual production capacity of 120,000 tons for refractory bricks; the unshaped refractories branch plant has 6 mixing rolls with an annual production capacity of 50,000 tons.