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. Traceboard Interactive Whiteboard, Digital Menu Solutions , Standing Digital Display , Digital Signage Advertising Display ,Digital Restaurant Menu Display . Our company is working by the operation principle of "integrity-based, cooperation created, people oriented, win-win cooperation". We hope we can have a friendly relationship with businessman from all over the world. The product will supply to all over the world, such as Europe, America, Australia,Georgia, azerbaijan,San Francisco, Romania.Four save money. Reduce labor costs, improve ordering and delivery efficiency, and thus achieve a win-win situation of "restaurants save money and make money, and customers are simple and convenient".