Home / Standards / GB 45670.1-2025 GB 45670.1-2025 Active Norm of water intake for service industry in the Yellow River basin—Part 1:Hotel 黄河流域服务业用水定额 第1部分:宾馆 Standard Type GB ICS 13.020 CCS P 41 Status 现行 Issue Date 2025-04-25 Implementation 2025-06-01 Responsible Dept 水利部 Drafting Unit N/A