Group 1 - The coal-water pool sludge treatment project by Guodian Power's Jinjie Company has officially entered the trial operation phase, aiming to efficiently process and recycle sludge, thus addressing environmental concerns related to sludge accumulation [1] - The project utilizes an integrated treatment process that includes wastewater collection, high-frequency coarse interception, efficient concentration, sludge dewatering, and water reuse, replacing traditional outdoor drying methods [1] - The technology allows for the separation of sludge and clean water, achieving a stable sludge moisture content of below 20%, which meets boiler co-firing standards, while the quality of recycled water exceeds industry reuse standards [1] Group 2 - Guodian Power emphasizes ecological priority and proactive governance, focusing on pollution reduction and carbon reduction, while promoting the principles of solid waste reduction, resource utilization, and harmlessness [2] - The company is exploring new models and pathways for solid waste governance and utilization in the coal-based energy sector, systematically addressing the reduction and disposal of coal-based solid waste [2] - Guodian Power aims to enhance the comprehensive utilization and disposal levels of solid and hazardous waste, supporting high-quality development of ecological environment and social economy [2]