Home / Standards / GB/T 13471-2025 GB/T 13471-2025 Active Methods for calculating and evaluating the economic benefits of energy saving project 节能项目经济效益计算与评价方法 Standard Type GBT ICS 27.010 CCS F 01 Status 现行 Issue Date 2025-10-31 Implementation 2026-05-01 Responsible Dept 国家标准委 Drafting Unit N/A