河南三门峡：扎实推进资源循环利用 助力绿色低碳高质量发展

Group 1: Industrial Waste Utilization - The city of Sanmenxia has signed a contract with Guolin Green Energy (Beijing) Technology Co., Ltd. for a project that processes 1 million tons of solid waste annually, utilizing "take sand and leave gold" catalytic technology to extract valuable elements from industrial waste like red mud and coal gangue, producing high-value products such as white carbon black and silica [1] - The project aims to enhance both economic and environmental benefits, serving as a benchmark for addressing large-scale industrial waste disposal challenges [1] - Additional collaborations with Dalian Yikai Technology Co., Ltd., Shaanxi Hengchuangyuanxiang Technology Co., Ltd., and Shaanxi University of Science and Technology focus on the green recycling and high-value utilization of multi-base solid waste [1] Group 2: Agricultural Waste Resource Utilization - The introduction of the Keli En biomass heat source project utilizes agricultural waste such as spent mushroom substrates and crop straw to produce steam for local enterprises, effectively reducing energy costs [2] - This project processes 96,000 tons of agricultural waste annually and reduces carbon dioxide emissions by approximately 26,000 tons, achieving both energy savings and cost reduction [2] - The worm farming base in Tianchi Town, Mianchi County, utilizes livestock manure to cultivate earthworms, producing high-quality organic fertilizer and promoting a circular agricultural model [2] Group 3: Municipal Waste Management - Sanmenxia has established the country's first 150-ton capacity grate incineration project in Lushi County, and a kitchen waste treatment project with a capacity of 50 tons has passed environmental assessments, marking a significant advancement in the reduction, resource utilization, and harmless treatment of kitchen waste [2] - The city aims to continue enhancing resource recycling efforts, focusing on key projects and critical areas to build an efficient recycling system that supports a comprehensive green and low-carbon urban transformation [2]