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. Self Ordering Kiosk System, Free Android Kiosk , Android Kiosk , Video Kiosk Android ,Advertising Monitors Lcd . To acquire a consistent, profitable, and constant advancement by getting a competitive advantage, and by continuously increasing the price added to our shareholders and our employee. The product will supply to all over the world, such as Europe, America, Australia,Guatemala, Hyderabad,Frankfurt, Austria.The body of the digital signage kiosk has a personalized design with a stylish and high-end appearance. It is placed on the ground to form a landscape, which can improve the image and grade of the application site;