Low intensity laser also called low power, low level or soft laser of which the output power density is 1jsq.m. level. Our multi-functional therapeutic apparatus combined with Chinese traditional medicine theory of acupuncture, the original "light acupuncture" and "light cycle" therapy. The light cycle therapy used low intensity laser in the role of medical science and combined with asupoint stimulation of traditional Chinese medicine. After low intensity laser applied to biology, there is no irreversible damage to biological organization, just cause a series of physiological and biochemical changes, such as anti-inflammatory and analgesic, convergence wound, desensitization, adjust the body function and so on, in order to achieve the cure effect.