Traditional Chinese medicine (TCM) to some extent has advantages in treating diabetic kidney disease (DKD).Our research team has studied the TCM treatment of DKD for a long time and has carried out a series clinical studies.Based on those studies，a comprehensive intervention program of TCM for DKD has been formed and promoted around China.In order to provide specification of syndrome differentiation and efficacy evaluation proposal for studies of DKD，our team finished this “specification of syndrome differentiation on different stages and efficacy evaluation proposal for diabetic kidney disease”，referring to the latest guidelines and consensus on DKD.The proposal is formulated based on the “demonstration study on clinical trials of new drugs in treating DKD” (sub-project of national science and technology major project).