Taking his works as examples, this paper analyzed the content and artistic achievement of Li Yu's Ci.

Li Yu was a famous poet in Chinese history. His works were known as the "Flower Collection", which was a classic in the history of Chinese literature. The following is an analysis of his thoughts and artistic achievements: Thought content: Li Yu's Ci mainly involved two aspects: political depression and emotional pursuit. He expressed his pain and helplessness in the lyrics, reflecting his desire for national unity and national identity, and also expressing his yearning and pursuit for beautiful love. In Li Yu's words, we can see his deep thinking and reflection on life, as well as his deep insight into human nature and life. Art Achievement: Li Yu's Ci had a very high artistic achievement. His works had a unique artistic style and literary value. Li Yu's words were fresh, natural, sincere, emotional, beautiful, and full of musicality and rhythm. His works often used metaphor, symbolism, contrast and other rhetorical devices to express profound philosophy and feelings. Li Yu's works often involved history, politics, culture and other aspects, showing his deep thoughts on the country and life. For example, Li Yu's "Langtaosha·Beidai River":"Excuse me, where is the shepherd boy pointing to the Apricot Blossom Village?" "To whom does the lonely voice and shadow of the greater cold pine only speak?" These works were not only beautiful in language but also expressed the author's thoughts and feelings about life and history through the use of metaphor and contrast. In short, the ideology and artistic achievements of Li Yu's Ci have an important position in the history of Chinese literature. His Ci works not only have literary value, but also have a far-reaching impact on the development of Chinese culture and art.