The Kite Runner was a novel by Kared Husseini, which told the story of an Afgani-American. The main plot of the book takes place in 1980s afghanistan-it's about the lives and adventures of a group of young people under taliban rule. In the novel, the meaning of recommending the book was that for the afghan people, this book represented a part of their culture and history, as well as the legacy of important people in their lives. These books included traditional afghan poetry, religious books, historical books, and literary works. The recommendation letter was not only an important part of the culture of the country, but also a symbol of the identity of the people of the country. These books represent the unique thoughts and beliefs of the people of afghanistani, as well as record their history and cultural heritage. In the novel, the story of the protagonists, Hassan and Sorab, was about a group of young people in the pursuit of freedom and identity. Through the experiences of Hasan and Sorab, readers can understand the deep heritage of the culture and history of the country, and at the same time, they can feel the deep desire of the people of the country for freedom and identity. Therefore, the significance of the recommendation letter was well reflected in The Kite Runner.