/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: GerrydeGraaf https://cdn.slidesharecdn.com/profile-photo-GerrydeGraaf-48x48.jpg?cb=1574586797 Telecoms Industry, Software, Materials Specialties: General management, Sales & Marketing http://www.portraitsoftheworld.nl