China Real Estate Information Network has the following four databases: national, regional and major cities real estate and macroeconomic and people's life statistics, including:

①Macroeconomic indicators: annual and monthly data of national and regional macroeconomics, industry, finance and finance, trade and investment, price indexes, etc.

②Fixed Asset Investment and Real Estate Development Indicators: national and regional and major cities of fixed asset investment, real estate development investment and other annual data and monthly data;

③ People's life indicators: population, employment, income and expenditure of residents, living conditions and other annual data and monthly data;

4 City Comprehensive Annual Library: 35 large and medium-sized cities of the city's comprehensive annual data, including real estate, macro-economics, land resources, population and people's lives and other four categories;

4 City Comprehensive Annual Database: 35 large and medium-sized cities, including real estate, macroeconomic, land resources, etc., population and people's life, etc.; 36 large and medium-sized cities housing market centralized transaction prices (affordable housing, ordinary commercial residential housing, high-grade commercial residential housing, non-residential commercial housing, and stock housing), land grant prices, and more than 100 cities building materials market prices (steel, cement, glass, and timber) and other information.