Smart nano blackboard is the integration of intelligence, multi-machine in one, integrated blackboard, touch all-in-one machine, audio, computer, projector in one, Smart Board For Teaching, Floor Stand Advertising Screen , Advertising Display Screen , Electronic Menu ,Lcd Advertising Display . Adhering to the business philosophy of 'customer first, forge ahead', we sincerely welcome clients from at home and abroad to cooperate with us. The product will supply to all over the world, such as Europe, America, Australia,Cyprus, Austria,Kuala Lumpur, Armenia.Four save money. Reduce labor costs, improve ordering and delivery efficiency, and thus achieve a win-win situation of "restaurants save money and make money, and customers are simple and convenient".