Group 1 - The core point of the article is that Zhongshan Public Utilities (SZ000685) has received approval for the environmental impact assessment of its subsidiary's sludge drying project, with a total investment of 74.03 million yuan [2] Group 2 - The project is monitored under the "A-share Green Report" initiative, indicating a focus on environmental sustainability in investment projects [2] - The approval information was disclosed by relevant regulatory authorities on July 18, 2025 [2]

Core Viewpoint - The company is actively promoting green low-carbon development and solid waste resource utilization through innovative practices in the ecological and environmental industry, particularly in the Yangtze River Economic Belt [1][2][4]. Group 1: Ecological Governance - The company has established the Feixi County Ecological Environmental Industry Demonstration Park, focusing on "coordinated treatment, technological innovation, ecological protection, and demonstration conversion" to address solid waste pollution in the Yangtze River Economic Belt [2]. - The park has a total processing capacity of 3,900 tons per day, including projects for household waste incineration, slag comprehensive utilization, kitchen waste treatment, and sludge drying [2]. - Since its operation, the park has processed over 4.1 million tons of household and kitchen waste, generating 1.34 billion kWh of electricity, alleviating the "garbage siege" issue in the region [2]. Group 2: Technological Innovation - The company has invested significantly in environmental technology research and innovation, leading to the successful completion of a national key research project on solid waste resource utilization [3]. - It has applied for 32 patents and 10 software copyrights, covering various fields such as waste incineration and solid waste resource utilization, establishing a strong technological foundation for its operations [3]. Group 3: Social Responsibility - The company integrates social responsibility into its development strategy by addressing environmental concerns of local residents and employing advanced environmental technologies [3]. - It has established an environmental science popularization museum and conducts regular public education activities on waste classification and environmental protection [3]. - The company has received multiple national and provincial honors for its outstanding performance in solid waste treatment, technological innovation, and social responsibility [3].