This paper, based on a case study of a typical industrial city Wuhai, studies that economic development and industrial structure adjustment, analyzes how to improve the industrial hiberarchy and to save energy and diminish discharge, and presents an approach to saving energy and diminishing discharge in industrial cities based on technical renovation, environmental protection, favorable policies, and industrial structure adjustment..

This paper analyzes some conflicts and issues facing the sustainable development of mining cities in Inner Mongolia, and presents some economic transformation modes such as modern agriculture as dominant economy mode, rebuilding traditional industries mode, multiple development mode, economic transformation for nonmining cities, and expands the directions and emphasis of the economic transformation modes and the principles to be held.