QOL(quality of life) is not only one of the most important parts among the four clinical therapeutic evaluations,but also the main measurement tool to evaluate the clinical therapeutic efficiency of type 2 Diabetes Mellitus(T2DM).Based on the theory of traditional Chinese medicine,specific QOL assessment scale of TCM for T2DM should be made to evaluate the therapeutic efficiency.The assessment scale is a necessary to study T2DM of TCM.As far as TCM treating T2DM is concerned,it can also provide evidence of clinical therapeutic evaluation.