Ключевые слова: announcement, area, assembly, background, beautiful, blank, board, business, ceiling, city, commercial, communication, concept, connect, control, display, empty, engineering, equipment, frame, future, hanging, high, information, inside, intelligence, interior, layout, mall, message, metal, metallic, modern, monitor, network, product, reflection, screen, sign, silver, small, smart, space, store, technology, tool, town, white, wireless,