He is a Qiang and a native of Beichuan, China. His first documentary, One Child, explores the lives of the parents who lost their only child in the 2008 Sichuan Earthquake in China. The film is listed as One of the Top 8 Documentary Shorts of the Year (2014) and has won the 2014 Student Academy Awards and the 2013 Sidney Gross Memorial Prize for Investigative Journalism. Mu has also contributed work for The Economist, Vice and CNN. He produced a short film that was selected as a finalist for the 2013 Hot Docs International Documentary Challenge and screened at the festival. He holds an M.A. in News and Documentary from New York University. Currently Mu is working on his next documentary project in western China.