When Du Fu was trapped in Chang'an, he wrote about 110 poems, including "The Troops and Chariots", "The Beauty's Parade", "Leaving the Fortress Before", "Leaving the Fortress Behind", "From Beijing to Go" Poems with profound thoughts such as "Five Hundred Words to Fengxian".
Du Fu (Du Shaoling, 712-770), whose courtesy name was Zimei, and whose name was Shaoling Yelao, was originally from Xiangyang, and later moved to Gongxian County, Henan Province. He was a realist poet in the Tang Dynasty. Together with Li Bai, he was known as " "Li Du" and "Big Li Du", later generations called him the "Sage of Poetry", and his poems are also called the "History of Poetry".