Lost and Found is a 2008 Chinese black comedy film and the third feature film directed by Ma Liwen. The film was based on the novel, I am Liu Yuejin by Liu Zhenyun and tells the story of a down-on-his-luck migrant cook who loses his life savings while in Beijing. The film is also known by the original Chinese title I am Liu Yuejin. The novel was published a mere three months before the film was released.