Taiyuan point should be operated by a doctor to avoid direct stabbing of the radial artery during the needle operation. Taiyuan is an acupoint of the Taiyin Lung Meridian of the hand, located in the anterior region of the wrist, between the navicular bone and the radial tuberosity, in the depression of the ulnar margin of the tendon of the thumbscrew. It is usually treated with acupuncture or moxibustion. Acupuncture operation need to tilt the palm, with the hand feel the pulse beat is the point, should avoid the radial artery, using millimeters straight stab. Taiyuan point has the efficacy of regulating blood circulation, clearing away stomach heat, promoting the lung and calming asthma. It can be used for the treatment of cough, asthma and other lung diseases, pulselessness, and wrist and arm pain. The use of Taiyuan acupoints for treatment of diseases needs to be operated and treated by a doctor.