Guo Tongxin 郭童心 , born in 1998, is an independent filmmaker and sound artist currently studying at the Master Artistic Research in and through Cinema at the Netherlands Film Academy. Before that, she took a three-year degree in Master of Journalism and Communication at Xiamen University in China. 

She works from music production, sound design, exhibition, to filmmaking. Her art is a combination of the audio and visual, discussing the extension of sensations of the moving image. These works often take the individual perspective as an entry point and are closely related to broader social issues and humanistic concerns.