Miracle bean Hengxing H2503 has the advantages of exclusive patent, optional density, bolt splicing steel wire fixation, quick and simple installation, transparency, modularization, light weight and self-heat dissipation protection IP67. It is commonly used for making lamps for solid wall, steel structure, glass curtain wall plane or curved display screen of large indoor and outdoor buildings; Cultural tourism promotion, commercial advertising, city business card promotion and other large, medium and large display media.