Core Viewpoint - The "Phosphate Full Tailings Filling Mining Technology" developed by Zhonglan Lianhai Design Research Institute has been recognized in the "Directory of Advanced Applicable Technologies for Mineral Resource Conservation and Comprehensive Utilization (2025 Edition)" and has successfully implemented 15 projects across major phosphate mining bases in China, significantly reducing tailings land use and carbon emissions while promoting resource efficiency and environmental protection [1][2]. Group 1 - The technology has been applied since 2017 in major phosphate mining bases in Guizhou, Hubei, and Sichuan, showcasing significant core advantages and implementation effectiveness [2]. - The technology simplifies operations by eliminating the need for additional waste rock, enhancing the feasibility and reliability of industrial implementation, while also improving ore recovery rates and resource utilization [2]. - The technology reduces the cost of filling abandoned mines by 3.5 to 4 yuan per cubic meter and decreases tailings storage costs by 7.2 to 10 yuan per ton, with ore recovery rates increasing to 86%-89% [2]. Group 2 - The technology has been successfully utilized in large domestic phosphate filling systems, and the company aims to focus on iterative upgrades to support industry transformation and integration into new development patterns [3].