According to the statistics of Cement Big Data Research Institute, as of November 21, the cities where the price of natural sand (medium sand) has changed compared with the previous period are Nanjing and Fuzhou; the cities where the price of machine-made sand (medium sand) has changed compared with the previous period are Nanjing and Chongqing; the cities where the price of gravel (13 stone) has changed compared with the previous period are Nanjing, Nanchang and Chongqing. See the following table for detailed data information. For more data, market analysis and research reports, please visit Cement Big Data (https://data.ccement.com/)...
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