GB/T 45646-2025 Chinese PDF (GB /T45646-2025) GB 5009.307-2025 GB/T 45392-2025_Chinese: Data security technology

GB/T 45392-2025_Chinese: Data security technology - Security requirements for automated decision making based on personal information (Chinese: 数据安全技术 基于个人信息的自动化决策安全要求)

GB 16809-2024_Chinese: Fire resistant windows (Chinese: 防火窗)

GB/T 22322

4-2024_Chinese: Chemical analysis methods of mixed rare earth oxide of ion-absorption rare earth ore - Part 4: Determination of iron trioxide content - Inductively coupled plasma atomic emission spectrometry (Chinese: 离子型稀土矿混合稀土氧化物化学分析方法 第4部分：三氧化二铁含量的测定 电感耦合等离子体发射光谱法)

GB/T 31968-2025_Chinese: Rare earth composite yttrium zirconium oxide ceramic powder (Chinese: 稀土复合钇锆陶瓷粉)

GB/T 45646-2025 Chinese PDF (GB /T45646-2025) GB 5009.307-2025 GB/T 45392-2025_Chinese: Data security technologyGB T 45646 2025_Chinese: Greenhouse gases The quantification method and requirement for carbon footprint of products Internal combustion engines (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 45646 2025