Six-character mantra, nine palaces gossip, each has its own beauty, each has its own famous characteristics and advantages, not to mention which one has suffered and which one has not. The six-character mantra of Taoism is also called "six-character formula for getting rid of diseases and prolonging life", which means blowing, inhaling, sighing, oh, hissing and hissing. The six true sayings were first seen in Tao Hongjing, a Liang native in the Southern and Northern Dynasties. Tao Hongjing was a famous Taoist priest at that time and also a famous Chinese medicine practitioner. Tao's "Good Health Preservation" collected and sorted out the expositions of health preservation in previous dynasties before the Southern Dynasties, and compiled the Record of Cultivating Nature and Prolonging Life.