Abstract: The ploblem of occupational hazards in mine has been paid much more attention with the development of time and social progress, which has proposed clearly in " Twelfth Five-Year Plan" of Coal Industry Development, including perfecting occupational safety and health supervision system to prevent pneumoconiosis, strengthening the construction of labor protection facilities to improve the working environment, improving labor protection supplies quality and standard to enhance comprehensively the safety level of occupation health. It has become a national acts and initiatives to improve underground working environment. Wutongzhuang Coal Mine has obtained favourable effect in management of occupational hazard through implementing comprehensive technology of dust prevention, promoting dustless management,strenghthening the heat damage control.