Smart nano blackboard is the integration of intelligence, multi-machine in one, integrated blackboard, touch all-in-one machine, audio, computer, projector in one, Outdoor Digital Advertising Screens, elevator digital signage , Digital Food Menu Boards , Ooh Display ,Floor Standing Digital Display . Our experienced specialized group will be wholeheartedly at your support. We sincerely welcome you to check out our site and enterprise and send out us your inquiry. The product will supply to all over the world, such as Europe, America, Australia,Macedonia, Italy,Mauritius, Cannes.Using the kiosk ordering system, you can have the "four provinces" function