Last Train Home is Lixin's debut feature documentary as a director. In 2006, he worked as associate producer/soundman on the acclaimed feature documentary Up the Yangtze (POV 2008), about the world's largest hydroelectric project, the Three Gorges Dam. The film was an Official Selection of the 2008 Sundance Film Festival, won the Genie award as Canada's top documentary feature and was nominated for an Independent Spirit Award. In 2003, he edited the Peabody and Grierson award-winning documentary To Live Is Better Than to Die, a breakthrough film on China's AIDS epidemic.