Ключевые слова: abstract, big data, business, business network, city, city skyline, cityscape, code, color, colorful, communication, computer, concept, connect, connection, data, design, digital, dot and line, electric, energy, engineering, fantastic, flow, future, futuristic, industry, information, innovation, internet, iot, line, modern, network, night city, office, online, pin, point, port, sensing, sky, skyline, smart, tech, technology, transmitter, urban, web, wireless,