The correct location of the Foot Sanli point is three inches below the calf’s nose, one horizontal finger from the anterior edge of the tibia next to it. The Foot Sanli point is the conjunction point of the Foot Yangming Stomach meridian, the lower conjunction point of the gastric organs. The local anatomical distribution has the tibialis anterior muscle, and the extensor digitorum longus on the lateral side. There are anterior tibial artery and vein. There are peroneal lateral cutaneous nerve and the cutaneous branch of saphenous nerve, and the deep layer is the deep peroneal nerve. Clinically, it can treat gastrointestinal disorders such as stomach pain, vomiting, choking, abdominal distension, diarrhea, dysentery, constipation and other gastrointestinal disorders. According to the proximity principle of acupuncture, it can also treat lower limb impotence paralysis (weakness, numbness and pain in the lower limbs). It can also treat psychosomatic disorders such as epilepsy. Surgical disorders such as breast carbuncle and intestinal carbuncle (carbuncle occurring in the intestines and bowels, manifested by fever, pain in the right abdomen and palpable lumps). It is also a common acupoint for health maintenance, treatment of deficiency and labor, and a key point for strong health care. If you feel unwell, please consult a doctor in time, do not self-medication, so as not to delay the best treatment period of the condition.