Study of Chinese City “Portrait” Based on Data Visualization: Take City Dashboard for Example

The purpose of this study is to consider the case study summarizes the characteristics of urban dashboard, and with the help of literature research to analyze the necessity and difficulties of urban dashboard design in China at this stage. In the second part of this paper, we give a brief overview of smart city and urban dashboard, summarize the importance of data visualization in the construction of smart city, and emphasize the outstanding performance of using urban dashboard in this data to better serve the public contribution. Then the third part of this article based on the previous study of the city dashboard, summed up the six characteristics of the dashboard. And through six typical urban dashboard cases to explain these six characteristics in detail. In the fourth part of this article, we propose the possibility and difficulty of designing the urban dashboard of China considering the national conditions of Chinese characteristics. In the fifth part of this article, we summarize and prospect the research work done so far.