A smart nano-blackboard is also called a nano-blackboard all-in-one machine. It is generally divided into 65 inches, 75 inches, 85 inches, 86 inches, 98 inches, 100 inches, and 110 inches. Ordinary blackboards have a lot of dust, causing air pollution and endangering the health of teachers and students. Elevator Digital, Commercial Wall Display Systems , Digital Menu Board System , Digital Drive Thru Menu ,Digital Wall Advertising . We are looking forward to building positive and beneficial links with the companies around the world. We warmly welcome you to contact us to begin discussions on how we can bring this into being. The product will supply to all over the world, such as Europe, America, Australia,Belarus, Israel,Malaysia, United Arab emirates.According to the mobile Internet, from positioning, ordering, and ordering to checkout, various unnecessary links in the middle are reduced, which not only improves the work efficiency of the restaurant, but also makes the customer experience better, and also saves a lot of labor costs. The combination of self ordering kiosk for restaurants and mobile applications has brought a lot of convenience to customers and restaurants. Now everyone should understand the highlights of the self-service ordering machine.