Title: 517-ilgan ŭi oech'im
Subjects: Sources, History, Temporary employees, Labor unions, Strikes and lockouts, Tecommunication, Telecommunication, Employees, Hanʼguk Tʻongsin (Firm). Kyeyakchik Nodong Chohap, Hanʼguk Tʻongsin (Firm)
Places: Korea (South)