As one strategic resource vital to the economic lifeline,energy is the indispensable material component for economic development and social progress.This thesis first summarizes and reviews the situation of energy supply and consumption in China since the reform and opening up,analyzing the characteristics of energy supply and demand from four dimensions on time,region,supply structure and consumption structure.Secondly,this paper envisions the prospects and issues on energy supply and demand on the basis of supply capability and gross demand.Finally,this paper illustrates the policy proposals to tackle the problems of energy supply and demand from the perspective of energy structure adjustment.