We have seen the film and TV play "Tianshi Zhongkui" and we know that Taoism has the title of Tianshi, but Zhongkui is not listed in the four great Tianshi of Taoism. These four are Zhang Daoling, Ge Xuan, Xu Xun and SA Shoujian, who are the four real gods in front of the Jade Emperor's Palace. Zhang Daoling is the founder and founder of Taoism. Xu Xun, a Taoist in the Jin Dynasty, was honored as Jingyang. He liked the cultivation of immortals and was regarded as the founder of Jingming school. Sasshoujian, also known as sassouren. Learn from Xu Jing, Lin lingsu and Wang Shichen. He helped the poor and helped the poor. He was named "Tianshu leader" by the Jade Emperor. Ge Xuan is the first to be filial. Ge Tianshi has been practicing Taoism all his life. He is good at Valley digging and is proficient in spells. Taoism regards him as "Ge Xiangong".