GB/T 45306-2025 Chinese PDF (GB /T45306-2025) GB/T 45429-2025 GB/T 44995-2024_Chinese: Polypropylene packaging container

GB/T 44995-2024_Chinese: Polypropylene packaging container - Guidelines for the construction of initial screening testing methods for doped with recycled plastic (Chinese: 聚丙烯包装容器 掺杂回收塑料初筛测试方法构建指南)

GB/T 37027-2025_Chinese: Cybersecurity technology - Criteria for determing network attack and network attack incident (Chinese: 网络安全技术 网络攻击和网络攻击事件判定准则)

GB/T 2941-2025_Chinese: Rubber - General procedures for preparing and conditioning test pieces for physical test methods (Chinese: 橡胶 物理试验方法试样制备和调节通用程序)

English versions: GB/T 18912-2024

English versions: GB/T 21307-2025

GB/T 45306-2025 Chinese PDF (GB /T45306-2025) GB/T 45429-2025 GB/T 44995-2024_Chinese: Polypropylene packaging containerGB T 45306 2025_Chinese: Railway applications Power supply with onboard energy storage system for rolling stock Series hybrid system (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 45306 2025