Abstract: Aiming at the shortcomings in practical application of coal mine safety production status based on safety quality standardization, a new refined and specialized method for evaluating coal subsystem is put forward, which used qualitative and quantitative methods. Taking heading face of a mine in Northern Shaanxi as an example, the paper gives a detailed introduction of the basis, procedure, method and precautions to build the evaluation system, Thus, it gives a new thought for exploring further refinement and improvement safety evaluation work.