The collision of tradition and technology, audio-visual integration, innovative teaching, chalk writing, multi-person interaction, touch writing, massive teaching resources, seamless splicing, wear-resistant and anti-glare, simple and convenient plug-in structure computer,8-array microphone pickup, built-in 1200-pixel camera. Smart Board Extended Display, Advertising Display Digital Signage , Advertising Monitors Lcd , Digital Drive Thru Menu Board ,Electronic Menu Display . Now we have established steady and long business relationships with customers from North America, Western Europe, Africa, South America, more than 60 countries and regions. The product will supply to all over the world, such as Europe, America, Australia,Sao Paulo, Philadelphia,Lisbon, Rwanda.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".