With the progress of science and technology, more and more LCD display appear in the public view. This is a new media concept, which can be seen everywhere in many large shopping malls, office buildings, hotels and hospitals. LCD display release the collected data in real time through the combination of network and multimedia, and release it in information technology. Face Recognition Security System, Taxi Digital Signage, Curved Oled Display, Low Cost Digital Signage,Large Outdoor Digital Signage. We warmly welcome all perspective inquiries from home and abroad to cooperate with us, and look forward to your correspondence. The product will supply to all over the world, such as Europe, America, Australia,Bulgaria, Tunisia,Angola, Bangladesh.High definition display screen: the Touch screen interactive teaching whiteboard has good display effect, high brightness and contrast, high image definition and no harm to eyes. It can meet the display application of application video and multiple images. The viewing angle is greater than 178 degrees and can be seen in all directions.