Abstract: The Ten Marshals is well known as the divine general of the thunder ministry (Leibu shenling雷部神靈), among which Marshal Deng, Marshal Xin, and Marshal Zhan together called the Three Marshals of Thunder, and this is the first Marshal of Thunder to be seen in the Daoist doctrine. According to the Daoist scriptures, the three commanders were originally the descendants of Fuxi and Huangdi, and in charge of the three divisions of Thunder. They came to the world in time and were very powerful. The three marshals have a great influence, each possessing a complex divine system, spreading the thunder ritual, practicing internal elixir, and exorcising evil spirits, which showing the social function of Daoism to save the world.

Key words: The Three Marshals of Thunder, Practicing internal elixir, Act benevolently and to teach benevolence, Social function