Sosu nano smart blackboard 4K high-definition display, A+ LCD panel with brilliant colors, high-contrast high-brightness display resolution that can support up to 4KUHD, high-light filtering technology, filters out 85% of the light source that is harmful to the eyes, making the picture softer. Interactive Whiteboard All In One, Digital Signage Advertising Display , Food Menu Board , Street Advertising Screens ,Advertising Kiosk Display . We have expanded our business into Germany, Turkey, Canada, U. S. A. , Indonesia, India, Nigeria, Brazil and some other regions of the world. We are working hard to be one of the best global suppliers. The product will supply to all over the world, such as Europe, America, Australia,Sweden, Mozambique,Venezuela, United States.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.