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 Touch Board For Teaching, Indoor Digital Advertising Screens , Window Screen Store , Restaurant Menu Screens ,Lcd Digital Displays . Since establishment within the early 1990s, now we have arrange our sale network in USA, Germany, Asia, and several Middle Eastern countries. We intention to get a top class supplier for worldwide OEM and aftermarket! The product will supply to all over the world, such as Europe, America, Australia,Honduras, Sudan,India, Armenia.Use the self-service ordering machine to allow consumers to order food by themselves and pay after ordering. There are various payment methods (Alipay, WeChat, face recognition), thus reducing the workload of restaurant waiters and leaving more time to serve consumers, so that the return rate of repeat customers is higher, and truly realize the O2O model of the catering industry. The ordering kiosk has undergone continuous evolution and development, and its functions and features are gradually converging, while consumer demand is constantly changing. In the era of competing for products, services, and features, catering companies gradually realize the importance of marketing methods. importance to attract consumers.