Black Friday: lifetime access is on a special offer in the app, until November 30. Black Friday: special offer on lifetime access, until November 30. Download
제강소장은 직원들에게 안전 교육을 실시했습니다.jegangsojang-eun jigwon-deul-ege anjeon gyoyug-eul silsihaessseubnida.The steel mill manager conducted safety training for the employees.