Customized service robot to help blind people attend exhibitions ArirangNews 0 11 10.25 19:37 https://www.youtube.com/watch?v=ABaannsTpCA + 1 https://www.youtube.com/feeds/videos.xml?channel_id=UCzznO4xSV8BKnUBPy… + 1 Customized service robot to help blind people attend exhibitions