Smart nano blackboard is the integration of intelligence, multi-machine in one, integrated blackboard, touch all-in-one machine, audio, computer, projector in one, Commercial Monitors Digital Signage, Advertising Monitors Lcd , Outdoor Digital Menu , Commercial Video Display ,Outdoor Digital Screen Advertising . In addition, we would properly tutorial the purchasers about the application techniques to adopt our items plus the way to select appropriate materials. The product will supply to all over the world, such as Europe, America, Australia,Moldova, Ottawa,Sierra Leone, Swansea.For manufacturers of digital signage, you can rest assured. The digital signage produced by our company adopt international leading production technology and materials to ensure product quality and brand image.Has more than 13 years of factory production experience.Professional technology and strength are well received by customers.This is a very good choice for customers who want to develop their advertising machine business.