Legend has it that in ancient times, the meridian scholar and physician, Huangdi's minister. The historian and medical scholar of the Jin Dynasty, Huang-fu Mi, wrote the Huangdi Zhenjiu Jiayi Jing, and once pointed out: "Huangdi consulted with Qibo, Bogao, and Shaoyu and their disciples, internally examining the five zang-organs and six fu-organs, externally synthesizing meridians and collaterals, blood and qi, complexion and signs, referencing the heavens and earth, verifying with people and objects, basing on life and destiny, exhausting the divine and extreme changes, and thus the art of acupuncture was born, its theory is extremely profound." It can be known that Bogao's practice of medicine was characterized by the theory, clinical application, and external treatments such as acupuncture and moxibustion, and at the same time, he also extensively discussed the principles of pulse diagnosis.