Ключевые слова: automation, banner, blue, colorful, colorful background, communication system, concept, creative illustration, creativity, digital city, eco care, ecology, editable, editable icons, flat, glyph, glyph icons, graphic, green energy, horizontal banner, icons, idea, illustration, industry, infrastructure, iot, iot city, letters, metropolis, renewable energy, sensor technology, smart city, smart industry, solid icons, tag cloud, text, theme, title, topic, typography, vector art, vector image, visual communication, word, word banner, word cloud, word concept, wordcloud,