/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: ych0819 https://cdn.slidesharecdn.com/profile-photo-ych0819-48x48.jpg?cb=1557815306 Right after 36 years of Telecom R&D at GS & LGE family companies and 'Airtec System', I joined KOREA University. -