Smart nano blackboard is the integration of intelligence, multi-machine in one, integrated blackboard, touch all-in-one machine, audio, computer, projector in one, Lcd Digital Display, Digital Advertising Display Screens , Drive In Menu Board , 80 Inch Commercial Display ,Lcd Screen Advertising Outdoor . Our company has already set up a professional, creative and responsible team to develop clients with the multi-win principle. The product will supply to all over the world, such as Europe, America, Australia,Japan, Milan,Mexico, Riyadh.People from a province. The function of a self-service ordering machine not only realizes self-service ordering, but also self-payment, which can replace the original work of one or even several staff members, and can save a lot of manpower;