Li Yu (937 - 978) was a famous writer, politician, and poet in the late Northern Song Dynasty and early Southern Song Dynasty. He was the last emperor of the Southern Tang Dynasty and was known as the "Latter Lord of the Southern Tang Dynasty". Li Yu's literary talent was outstanding, and his representative works included Langtaosha·Beidai River, Yu Meiren·Listening to the Rain, and Bodhisattva Man·Writing on Jiangxi's Maokou Wall. His poetry style was fresh and refined, and his feelings were sincere. He was known as the "first poet in history". Li Yu had also actively proposed the idea of "governing the country by culture" and tried to strengthen the country's strength and stability through reform. However, his efforts did not achieve much and he was eventually destroyed by the Southern Song Dynasty. As a famous writer and politician in Chinese history, Li Yu's literary achievements and political contributions could not be ignored. His representative works not only occupied an important position in the history of Chinese literature, but also had a profound impact on world literature.