/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: jyjang71 https://cdn.slidesharecdn.com/profile-photo-jyjang71-48x48.jpg?cb=1544858100 ºÍ¶ø²»Í¬ ??30? '97-'98 Samsung Electronics '98-'09 Samsung SDS '09~ LG Electronics