Guanyuan is the intersection of three Yin meridians of human foot on ren meridian. There are other nicknames for this point, such as Gong Jing and Dantian. Guanyuan is one of the key points of human health care. Moxibustion on Guanyuan for a period of time can enhance physical fitness and preserve health. Moxibustion of Guanyuan can treat all syndromes of yang deficiency and qi deficiency.

In addition, Guanyuan is the point of soliciting guests in the small intestine, which means that the qi of zang-fu organs gathers in the chest and abdomen. Small intestine is an important place for human body to absorb nutrients, so moxibustion Guanyuan can promote the function of small intestine and enhance human body's absorption of subtle nutrients.

Long-term moxibustion at Guanyuan point needs to master the amount of moxibustion each time, and the amount of moxibustion each time does not need to be too much, which needs to be gradual. Long-term persistence can play a very good health care role.