Its wonderful use is to adopt the meaning of the universe, enter my body, cultivate the interest of the yuan spirit, and combine yin and yang into one. The weak can build a foundation from this, the sick can treat diseases, and the disease-free can strengthen the body and prolong life. The process of performing kungfu is divided into meridians and guided by meridians, which can absorb the true fire of the sun to replenish the body and nourish the spirit of the moon, so that my body can be truly beautiful, and if I continue to do it for a long time, I will naturally live forever and get a wonderful method.