Abstract: The mining city develops gradually along with mineral resource mined and processed, The mining occupies leading or the pillar industry status in the city industrial structure. At the present, mining city is facing prominent contradictory generally, for instance, the essential factor structure sole, the industrial structure abnormal, the short industrial value chain and the low added value, the seal city industry system, the innovation ability attenuation and so on, which initiate many prominent questions, for example, the mining city's function to be dropped, The economy and society develop slowly, Inhabitant's income-level drop and so on. Therefore, correctly analyzing the question and the contradiction which the mining city faces and founding the intrinsic mechanism that mining city realize the economical sustainable development, speeding up city industry reforming, which is strategic choice that the mining city realizes sustainable development.