The overall structure is fixed without frame, and the lamp board is made of PCB board with a hollow mesh circuit on the surface. The screen thickness is less than 3mm, light and thin, and can be bent and cut. It is flexible and skillful to use, and is seamlessly integrated when mounted on transparent glass. Adopting self-developed chips with strong driving performance, coupled with high-quality materials and high standard craftsmanship, the sensory transparency of the entire series of products can reach over 80%. The product is widely used in commercial display windows, commercial curtain walls, exhibition halls, creative displays, entertainment and tourism, automobile sales service stores, and other fields.