Born in 1980, Korea. He studied at the 8th Seoul Action School. His film, Standing on the Edge of Knife(2004) was screened at various film festivals, he is also the producer of Why Mr.Taesuk?(2003), Excuse Me, I Am Poor(2006), and Three Important Things for Rock’n Roll(2006) which was premiered at the 8th JIFF. Action Boys(2008), Jung’s feature debut film was acclaimed by many film festivals including New York Asian Film Festival, Vancouver Film Festival and was awarded JIFF Audience Award and so on.