Abstract: The emergemce of the accident is not caused by the single factor,but the result that numerous factors do each other.The safe prevention work inside traditional enterprises,is often since stressing the case,accident.Look for the reason to case,accident happenning,distinguish responsibility,summarize the lesson,make the measure.This kind of method is known as the management of the passive form.Under the condition of the modernized great production,the content of safe prevention work is becoming more intricate.Need to pursue a kind of new initiative office procedure-security system engineering.