After seven years of apprenticeship in television commercials, Park Kwang-hyun made his debut in 2002 with the collective film "No Comment Family", co-directed by Park Sang-won and Lee Hyeon-jong, written by the talented screenwriter/director Jang Jin. The latter shows Park Kwang-hyun the script of "Welcome to Dongmakgol" which for a year and eight months does its utmost in the realization of the impressive project. With a total budget of eight billion won, the film earns more than $37 million.