Smart nano blackboard is the integration of intelligence, multi-machine in one, integrated blackboard, touch all-in-one machine, audio, computer, projector in one, Interactive Screen, Lcd Menu Board , Indoor Advertising Screen , Lcd Advertising Monitor ,Digital Wall Board . We are always looking forward to forming successful business relationships with new clients around the world. The product will supply to all over the world, such as Europe, America, Australia,Toronto, Borussia Dortmund,Lithuania, Manila.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".