By Tianfeng steel data analysis of the improved self generating rate of enlightenment to industry，mainly should attach great importance to improving the self power generation rate of significant effect of energy saving and emission reduction of industry，improve the self power can bring considerable economic benefits to the enterprise，the industry in improving self generating rate still has great potential. This year several highlights improved since the generation rate of common technology are introduced，including flue gas heat recovery and for coal moisture control technology，rising pipe waste gas heat recovery technology，sintering waste heat recovery power generation technology and so on.