Chang 'an Twelve Hours quoted Li Taibai's poem but did not clearly list the specific number. However, Li Taibai was a famous poet in the Tang Dynasty. His works had a profound influence on ancient Chinese literature and culture. Later generations called him the "Poet Immortal" and occupied an important position in the history of literature. As a TV series, Chang 'an Twelve Hours not only presented the culture of the Tang Dynasty, but also quoted some poems of Li Taibai to add cultural atmosphere to the plot.