SDHS(600350) 中国经济网·2024-12-19 22:41Core Viewpoint - The transportation sector, being a major contributor to carbon emissions, must integrate with new energy sources for sustainable development. Shandong Expressway Group is accelerating its green transformation by utilizing waste resources in construction and maintenance, while also developing solar, wind, and hydrogen energy industries. The company achieved a revenue of 200.52 billion yuan, a 6.31% increase year-on-year, and a profit of 14.22 billion yuan, up 6.53% year-on-year from January to September this year [1]. Group 1: Waste Resource Utilization - The newly completed Lanhshan Port Expressway in Shandong utilizes steel slag in its asphalt surface, replacing traditional basalt aggregates, which promotes local waste recycling and environmental protection [2]. - The local steel company processes steel slag into various sizes for use in highway construction, addressing material shortages and enhancing road performance while reducing costs [3]. - Shandong Expressway Group has been engaged in solid waste recycling for years, developing advanced technologies for asphalt pavement recycling, achieving 100% reuse of old asphalt mixtures [5]. Group 2: Technological Innovation - The company is investing in research and development to enhance waste resource utilization technologies, such as using coal gangue for roadbed construction, saving significant amounts of earthwork and land [4]. - Collaboration with universities has led to the successful use of recycled tire rubber in asphalt, improving performance and reducing construction costs by 40,000 yuan per kilometer [4]. Group 3: Renewable Energy Integration - The Jiqing Expressway features extensive solar panels, contributing to a zero-carbon highway initiative that aims for sustainable operation through comprehensive carbon management systems [7]. - The service area along the highway has a solar power system with a capacity of 3.2 megawatts, generating more energy than required for its operations, and includes water recycling and green space enhancement systems [8]. - The company has achieved a total solar capacity exceeding 650,000 kilowatts, generating approximately 720 million kilowatt-hours annually, showcasing the potential for significant carbon reduction and economic benefits in the transportation sector [8].