Zhengzhou Huayu Refractory Co.,Ltd(ZZHY for short) was founded in 1973,and now it has become one of the largest refractory manufacturers in China. It covers 100300m2, and its total assets 115million Yuan. Its annual output of various high, middle and low-end refractory materials is 100 thousand tons. In 1989, it began to design the ceramic cupand blast furnace series products. In1991, it passed the identification and produced the first ceramic cupof china which has been used for the No.7(2580m2) blast furnace of Anshan Steel Company since 1992 and run smoothly and efficiently till today, being adapted to the technical route of China's modern blast furnace and starting the new epoch of homemade ceramic cup. ZZHY has passed ISO9001 quality system authored by Mody company U.K. With approval by the state authority, ZZHY has obtained import and export rights in 1997 .The products have been exported to many counties and regions such as India, Russia, Vietnam, and Zimbabwe.Main products includes 1.refractories for BF(1), carbon materials including the big carbon blocks used in the hearth bottom and the microporous carbon blocks used for hearth and stack, self-baked carbon bricks and so on.(2) Bricks for ceramic cup incuding mullite brick, corundum brick, compound brown corundum brick, mullite corundum brick and so on.(3) Alumina bricks (37%75%)(4) Accessory mortars and ramming mix2. refractories for hot blast STOVE (1) Bricks for main wall including all kinds of alumina brick (37%75%), creep resistance materials and insulation bricks, etc. (2) Silica bricks for dome and checkers and so on. (3) All kinds of checker bricks (7holes,12holes and 19holes) (4)refractories for ceramic burner like cordierite and so on.(5) Mortars for bricklaying.3. refractories for COKE OVEN(1) Silica materials(2) Insulation bricks(light density bricks) including alumina material and perlite bricks and so on.(3) Clay bricks(4) Mortar