Mulan Joins the Army (simplified Chinese: 木兰从军; traditional Chinese: 木蘭從軍; pinyin: Mùlán cóngjūn), is a 1939 Chinese historical war film and is one of several film adaptations of the Hua Mulan (花木兰) legend, a story of a young woman who disguises herself as a man in order to take her father's place in the army. Described as a musical comedy, the film was directed by Richard Poh (Bu Wancang) and stars Nancy Chan (credited as Chen Yunshang) as the title character. The success of the movie was evident by its record-breaking run of 83 days in Shanghai. The screenplay by Ouyang Yuqian, was produced in Shanghai by the Hwa Cheng Studio (華成製片廠), a subsidiary of the Xinhua Film Company.