Born in 1975 in Zhejiang, Ma Li has worked as a documentary filmmaker for more than 10 years. She has directed many of documentary programmes for television. Mirror of Emptiness is her first feature-length documentary. Her latest film Born in Beijing was completed in 2011. In Mirror of Emptiness, a documentary filmed over a year, five lamas and a sky burial master speak of their belief and ways of spiritual living, among others who have been conducting retreat for years on this plateau of extreme climates.