POSCO E&C 최고관리자 0 4437 2019.11.20 16:01 CATEGORY Residence (Apartment) 프로젝트명 Songdo The# Expo 건설사 POSCO E&C 적용기간 Sep. 2008 ~ Dec. 2009 적용시스템 Home Network, CCTV, Parking Control, Unmanned Delivery System, Access Control, etc.