Title: Hangman hayŏk punya anjŏn kijun maryŏn yŏnʼgu
Subtitle: ilban (pijŏnyongsŏn) chagŏp, kʻŏntʻeinŏ chŏnyongsŏn chagŏp, kʻŏntʻeinŏ tʻŏminŏl chagŏp : 2007-yŏn yŏnʼgu kyŏlgwa pogosŏ.
Subjects: Security measures, Harbors, Container terminals, Safety measures, Container ships, Industrial safety, Transport workers
Places: Korea (South)