Alexi Tan aka Chen Yi Li is a Chinese-American director/screenwriter/producer. In 2003 he directed a 15 minute short film tiled "Double Blades" in Los Angeles which got the attention of John Woo and Zhang Jiazhen.

John Woo produced his first film, "Blood Brothers". The film was shot entirely in Shanghai and was the Closing Night Film at the 64th Venice Film Festival followed by its North American Gala Presentation at the 32nd Toronto International Film Festival.
(Source: IMDB) Edit Biography