Touch Screen Kiosk, Interactive Whiteboard, Advertising Player manufacturer / supplier in China, offering Versatile 4K HD Touch Screen Smart Interactive Whiteboard 55 65 75 85 Inch for Learning Spaces Training Centers and Offices, All in One 4K HD Interactive Touch Panel Smart Board 55 65 75 85 Inch for Education Technology and Corporate Meetings, Next Gen 4K HD Touch Screen Digital Whiteboard 55 65 75 85 Inch Interactive Display for Remote Teaching and Business and so on.