GB/T 45031-2024 Chinese PDF (GB /T45031-2024) GB/T 20972.2-2025 GB/T 33744-2025_Chinese: Specification for management

GB/T 33744-2025_Chinese: Specification for management operation and maintenance of emergency shelters (Chinese: 应急避难场所管护使用规范)

3-2025_Chinese: Household electric direct-acting room heaters - Methods for measuring performance - Part 3: Additional provisions for the measurement of the radiation efficiency (Chinese: 家用直接作用式房间电加热器 性能测试方法 第3部分：辐射效率测量的附加规定)

English versions: GB/T 44960-2024

GB/T 22371-2024_Chinese: Environmental protection requirements for facsimile machines and multi-function composite facsimile machines (Chinese: 传真机、多功能复合型传真机环境保护要求)

1-2024_Chinese: Technical specification for OPC unified architecture and 5G integration - Part 1: General requirements (Chinese: OPC统一架构与5G集成技术规范 第1部分：通用要求)

GB/T 45031-2024 Chinese PDF (GB /T45031-2024) GB/T 20972.2-2025 GB/T 33744-2025_Chinese: Specification for managementGB T 45031 2024_Chinese: Technical guidelines for monitoring and effectiveness evaluation of seagrass bed ecological restoration (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 45031 2024