After consulting literature, following the original meaning of the paper about slow-rapid reinforcing-reducing method in Huangdi's Internal Classic, in combination with explanation of later ages, and comprehension and clinical experience of the authors, it is put forward that the slow-rapid reinforcing-reducing method in Huangdi's Internal Classic is not single manipulation method, but it is a guiding principle for reinforcing-reducing manipulation, it includes many manipulation methods and they were listed, and all of the reinforcing-reducing methods of later ages are developed from these. In the teaching material Acupuncture and Moxibustion Sciences they are included in single reinforcing-reducing method, reducing extension and intension of this definition. The relative description in the teaching material only is slow-rapid reinforcing-reducing method of narrow sense, but the manipulations can be divided into qi-carrying manipulating needle type and three-one pushing-pulling type.