Abstract: In order to stop the spread of COVID-19, government has to lockdown of the city from all outside contact. Most of business activities force to stop. This will have an impact on the economic activities. In this paper, first we will use the crawler technology to fetch company's data from Cninfo website. Second, we will use the big data analysis and data visualization technology to analyze the impact of Covid-19 on China various industries. In comparing various industries' profit in the first quarter of 2019 and 2020, we find that except for agric...
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Topics: 
Industrial organization