The bloodletting of Shaoshang and Shangyang is not clearly defined as one-handed or two-handed; if there are heat symptoms such as sore throat and cough, bloodletting of both hands together is usually chosen. Shaoshang and Shangyang points are located on the radial side of the thumb and forefinger next to the fingernail, is the hand Taiyin Lung meridian and hand Yangming large intestine meridian of the well point, well point for the treatment of heat evidence has a very good effect, the main treatment of lung heat caused by sore throat, cough and other heat symptoms. The method of blood-letting is to take the lateral Shaoshang acupoints at the corners of the fingernails of both thumbs, and first of all, disinfect them, disinfect them, and then use a millimetre needle to prick 1-2 mm, and then squeeze the needle puncture place to squeeze out some blood, and then wipe it with alcohol cotton after winding it up. In the process of bloodletting should pay attention to hygiene, good disinfection of the skin, and at the same time clear and clean the used related needles…. The above operations need to be operated by a professional physician, do not operate without authorization, in order to avoid adverse consequences.