“将煤矸石变废为宝是件骄傲的事”

Core Viewpoint - The company is actively transforming coal gangue waste into valuable resources through innovative practices and technologies, aligning with national ecological and high-quality development strategies [1][4][11]. Group 1: Environmental Initiatives - The company has implemented a comprehensive approach to utilize coal gangue, which constitutes 99% of its solid waste, to prevent ecological damage and land occupation [3][4]. - The company has developed various technologies for underground filling and land reclamation, effectively converting 1.59 billion tons of coal gangue into usable land, resulting in 2,725 acres of new land and 1,220 acres of water land [6][10]. Group 2: Technological Innovations - The company has pioneered the use of coal gangue in producing eco-friendly bricks and aggregates, with seven coal gangue brick factories established, producing 540 million bricks annually and utilizing approximately 1.6 million tons of coal gangue [9][10]. - The company has developed a set of technologies for land reclamation and ecological restoration, including the use of modified bentonite and bio-inspired soil filling techniques, which have significantly improved land quality and reduced soil erosion [6][11]. Group 3: Policy Support and Industry Standards - The company has responded to national policies promoting the comprehensive utilization of solid waste, implementing advanced filling techniques that have a capacity of 1.5 million tons per year [4][10]. - The company has contributed to the establishment of industry standards for coal gangue reclamation, filling a gap in the technical guidelines for coal gangue land reclamation in China [10][11].