Regarding the term dantian, it can be categorized into upper dantian, middle dantian, and lower dantian according to their parts. The upper dantian is the part of the body called qigong and refers to the location between the two eyebrows. The Middle Dantian, as recorded in ancient texts, can refer to the location of the anterior region of the heart, or the middle of the navel, i.e., the location of the Shen Que point. Lower Dantian generally refers to three inches below the umbilicus, i.e., the location of Guanyuan point. This point is the recruitment point of the small intestine, the sea of qi in the innate nature, and is the place for nourishing and exhaling. It can be used to nourish the kidney, consolidate detachment, and replenish yang and benefit qi. On the dantian point of the various sayings have a certain discrepancy, the above content can be used for reference, such as the need for gongfu exercise, it is recommended that the professional doctor for guidance, not blindly exercise on their own.