a 1080m3 blast furnace,using new efficient vibration sieve of iron ore and coke, charging technology of small coke recycling together mixed with sinter, string-up bucket type bell-less top and furnace body with full cooling stave and lining structure, chunk carbon brick+ceramic cup bottom，furnace cylinder structure. jia heng method (wheel method) water slag treatment process and efficient top burning type stove whose overall technology and equipment has reached the advanced level among the blast furnaces of the same type in china.

using eaf—lf—vd—cc

using cone type piercer -pqf mill—24-stand stretch reducing mill, the overall equipment facilities reach international advanced level.

using cone type piercer--premium quality finishing--14-stand sizing mill, its main parts were imported from sms meer germany and equipment facilities reach international advanced level.

using cone type piercer—three-roll assel mill-micro-stretch reducing mill, its machiner y tube& pipe enjoy a high reputation in china industry.

using cone type piercer--premium quality finishing--14-stand sizing mill, its main parts were imported from sms meer germany and equipment facilities reach international advanced level.

using (hydraulic press) barrel type pierce-hot pilger mil-5-stand sizing mill, its rolling mill was imported from sms meer，which is currently the largest hot pilger mill worldwide and represents the highest level of extra od seamless steel tube and pipe in china was .

using heat-treatment，end upsetting ,threading &coupling processes, it has provided our customers further processing products with high-tech content.