中山公用：接受长江证券等投资者调研

Group 1 - The core viewpoint of the article is that Zhongshan Public Utility (SZ 000685) has provided insights into its revenue composition during an investor meeting held on July 30, 2025 [2] - The revenue breakdown for Zhongshan Public Utility for the year 2024 is as follows: engineering revenue accounts for 52.97%, water services account for 25.32%, solid waste management accounts for 13.43%, auxiliary services account for 8.09%, and renewable energy accounts for 0.18% [2]