Beijing YHJN science and technology Co., Ltd is a high-tech enterprise. Our main product is interactive large touch screen researched and developed by our own company which can reach to 120 inches. Now we've developed interactive windows, interactive floor, and VR book. Our products have been widely used in our Mainland, Hongkong, Taiwan and exported to many foreign countries, such as Japan, Korea…the famous customers as Sino-Petro, , Honda, Nokia, Dongfeng Peugeout etc. Our products a...View More