2025年上半年开采专业及辅助性活动企业有449个，同比增长14.25%

Group 1 - The core viewpoint of the article highlights the growth in the number of mining and auxiliary activity enterprises in China, with a total of 449 enterprises reported in the first half of 2025, marking an increase of 56 enterprises compared to the same period last year, representing a year-on-year growth of 14.25% [1] - The report indicates that the proportion of mining and auxiliary activity enterprises accounts for 0.09% of the total industrial enterprises in China [1] - The data referenced in the article is sourced from the National Bureau of Statistics and organized by Zhiyan Consulting [3] Group 2 - The article lists several publicly listed companies in the mining sector, including Gansu Energy Chemical (000552), New Dazhou A (000571), Jizhong Energy (000937), and others [1] - Zhiyan Consulting is described as a leading industry consulting firm in China, specializing in in-depth industry research reports, business plans, feasibility studies, and customized services [2]