In the past, the traditional posters of stores had to be designed and printed whenever the stores needed to replace new products, resulting in a waste of resources. Moreover, they were monotonous. If the light was poor, it was not obvious, so customers didn't pay attention when they passed by. However, LCD display are different. They are colorful and can be switched automatically without printing. They are designed to be used in multiple stores, not to mention other advantages. This advantage alone has brought enough cost savings and convenient use to businesses. Digital Signage suppliers, Curved Lcd Monitor, Transparent Oled Signage, Digital Signage Mall,Digital Signage Kiosk Solutions. We are glad that we are steadily growing with the active and long term support of our satisfied customers! The product will supply to all over the world, such as Europe, America, Australia,California, Angola,New York, America.No need for a special writing pen: the Touch screen interactive teaching whiteboard can write and touch by hand without a special writing pen to improve the man-machine experience.