China's macroeconomic data and stock data can be retrieved through Wind database. The market share of Wonder Information is far ahead not only in China, but also in the international market, the data and services provided by China financial market enjoy the highest popularity. ? Dozens of internationally renowned financial institutions, such as Goldman Sachs, Merrill Lynch, JPMorgan Chase, Lyon, Nomura and Credit Suisse First Boston, are loyal customers of Wonder Information, and a large number of Chinese and English media, research reports and academic papers have repeatedly quoted Wonder Information's data. First, you have to buy the wind database. As far as I know, Feng's account has now risen to more than1w. After installing wind and obtaining the right to use it, enter the account number and password according to the prompt given by wind, and then you can use the wind database.