Title: Kaltŭng kwa hyŏmnyŏk ŭi 30-yŏn, hwahap ŭi 21-segi
Subjects: Industrial relations, Hanʼguk Kyŏngyŏngja Chʻong Hyŏphoe, History, Han'guk Kyŏngyŏngja Ch'onghyŏphoe
Places: Korea (South)