際際滷shows by User: ehfoffk / http://www.slideshare.net/images/logo.gif 際際滷shows by User: ehfoffk / 際際滷Share feed for 際際滷shows by User: ehfoffk https://cdn.slidesharecdn.com/profile-photo-ehfoffk-48x48.jpg?cb=1576149302 inventor, startup CEO. Current Focus: Wireless USB/charger http://www.ivolta.com