From the history of poetry and music and the evolution process of Ci, as well as version/Author Background/works of many aspects of a comprehensive study, Li Bai ci can be recognized as a real presence.Li Bai wrote Palace Gratification the eight Poems，Qingping Diao three, Qingping Yue four, in the court of Xuanzong Rein in Tianbao second year and they were writing in the early spring/midspring and late spring.Three groups of works Closely connected in time and subject writing .Clearly shows the process of Ci on the occasion of the emerge.

origin of the style of cipeotry; Li Bai’s cipoetry; ceremonial writing; court literature; history of evolution of cipoetry