Once Upon a Time in China is a 1991 Hong Kong martial arts film directed, produced, and co-written by Tsui Hark. It stars Jet Li as Wong Fei-hung, a Chinese martial arts master, physician, and folk hero in late-19th-century Guangzhou. The film also features Yuen Biao, Jacky Cheung, Rosamund Kwan, and Kent Cheng.