/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: ssuseraf2236 https://cdn.slidesharecdn.com/profile-photo-ssuseraf2236-48x48.jpg?cb=1617887768 Development of smart CE service Customer service development based on connected devices System architecturing of web based smart home system www.mergeholdings.co.kr