Smart nano blackboard is the integration of intelligence, multi-machine in one, integrated blackboard, touch all-in-one machine, audio, computer, projector in one, Whiteboard For Education, Television Menu Boards , Ad Screen , Small Digital Advertising Screens ,Electronic Menu Signs . We will provide high-quality products and excellent services at competitive prices. Start benefiting from our comprehensive services by contacting us today. The product will supply to all over the world, such as Europe, America, Australia,Peru, Surabaya,Rotterdam, Cambodia.1. The advertising digital signage is part of our LCD retail series, a digital advertising stand that enables owners of retail businesses, restaurants, clubs, exhibitors, and event organizers to upload any video and digital stills in the most straightforward way content to showcase its core offerings. It's intelligent, stylish, and simple. It offers high resolution with a pixel pitch of 2.5mm. Users can place it anywhere, and it is portable and easy to maintain.