首钢矿业公司是有着 4 0年历史的国有大型矿山企业 ,90年代中期以来 ,该公司所属的大石河铁矿原有 6个采点剩下 2个 ,地质储量不足 150 0万ｔ,矿石生产能力从 90 0万ｔ/ａ锐减到 2 0 0万ｔ/ａ ,大量的人员富余。矿业公司在分析矿石资源现状的基础上 ,以经济效益为中心 ,以市场 Shougang Mining Company is a state-owned large-scale mining enterprise with a 40-year history. Since the mid-1990s, the company owned the Dashihe Iron Mine, which has two existing 6 mining sites with a geological reserve of less than 15 million tons. Its ore production capacity From 900,000 t / a dropped sharply to 20 million t / a, a large number of staff surplus. Mining companies in the analysis of the status of ore resources, based on economic benefits as the center to the market