Core Viewpoint - The release of the "Guidelines for the Construction, Renovation, and Operation Management of Waste (Retired) Stone Coal Mine Tail Water Treatment Facilities" marks the first technical standard in China specifically addressing the lifecycle management of waste stone coal mine tail water treatment facilities, effective from January 25, 2026 [1][2] Group 1: Background and Importance - The development of stone coal resources has contributed to local economic growth, but the acidic tail water generated post-abandonment poses significant ecological challenges [1] - Improper handling of this tail water can lead to long-term pollution of surrounding water bodies, arable land, and ecosystems [1] - The county of Kaihua has taken on the responsibility of ecological protection in the Qiantang River source area, continuously exploring comprehensive management and ecological restoration paths for stone coal mines [1] Group 2: Development of the Guidelines - To address the lack of unified technical standards for tail water treatment, a professional technical team was formed in Kaihua, taking nearly a year to complete the guidelines after extensive research and expert consultations [2] - The guidelines are characterized by their systematic, scientific, and practical nature, covering six core chapters: "Basic Provisions," "Site Selection and Planning," "Design," "Construction and Acceptance," "Operation and Maintenance," and "Water Quality Monitoring" [2] - Specific recommendations include selecting treatment technologies based on local conditions and prioritizing treated water for ecological replenishment in mining areas [2] Group 3: Expected Impact - The introduction of these guidelines is timely and aims to provide a comprehensive standard for the entire process of tail water management, enhancing project quality and operational standards for similar remediation projects [2] - The implementation of the guidelines is expected to promote the standardization of waste stone coal mine tail water treatment across Kaihua, the province, and the nation [2] - By establishing a replicable and promotable technical management model, the guidelines will support the protection of water quality in the Qiantang River source and contribute to resolving historical pollution issues in similar regions, thereby facilitating sustainable ecological and low-carbon development [2]