In rejuvenating the northeastern old industrial base,the paper presents the measures to restructure the economic system in northeastern coal city through analyzing the macro-economic policy,development of industries and so on.

On sustainable development and countermeasures of the natural disasters of the coal city;

Comprehensive evaluation of coal city s sustainable development;

As a kind of special small city community,coal city is very important.

The geological disasters of coal cities and respective countermeasures in Heilongjiang province;

Uniting the reality of Prop of the Pingdingshan city,this paper analyze te main problems o the sustainable development through stating the characterof coal cities and put forward suggestions to the sustainable development of coal cities.

The small-moderate coal cities rely greatly on coal industry and its correlated industries,of which the secondary industry plays a dominant role.

Study on the Sustainable Development of Ecological Environment in Coal-dependent Cities——A Case Study of Huainan City;

As a special kind of city types, the coal-dependent cities have been getting the widespread concern of the academia in recent years.

Because the characteristic of the coal predominance industry and its breakage and influence in the environmental of the coal city,the disaster of the coal city became more special,and it stopped the continuing development of the city.

Therefore, in the rejuvenating Northeast old industry base strategy, the government should consider to draw up the special policy and adopt the special measure to solve the employment and re - employment problem of the coal city.