Smart nano blackboard is the integration of intelligence, multi-machine in one, integrated blackboard, touch all-in-one machine, audio, computer, projector in one, Small Digital Advertising Screens, Commercial Display Boards , Android Advertising Display , Standing Digital Display ,Video Menu Board Software . Striving hard to attain continual success determined by high quality, reliability, integrity, and complete understanding of current market dynamics. The product will supply to all over the world, such as Europe, America, Australia,Austria, kazakhstan,Sweden, Frankfurt.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.