When you hear of urban transformations, you tend to think of high-rise mega-cities like Shanghai, Dubai or Hong Kong. Or if it's technological advances, San Francisco and Silicon Valley might come to mind.
원문출처 : https://www.cnn.com/2019/02/25/business/smart-cities-business-evolved/index.html
원문출처 : https://www.cnn.com/2019/02/25/business/smart-cities-business-evolved/index.html