GB/T 8545-2024 Chinese PDF (GB/T8545-2024) GB/T 45487-2025 GB/T 45356-2025_Chinese: Polypropylene(PP) piping systems

GB/T 45356-2025_Chinese: Polypropylene(PP) piping systems for non-pressure buried drainage and sewerage (Chinese: 无压埋地排污、排水用聚丙烯（PP）管道系统)

GB/T 24238-2025_Chinese: Hot-rolled steel wire rod for prestressed steel wire and strand (Chinese: 预应力钢丝及钢绞线用热轧盘条)

1-2024_Chinese: Cybersecurity technology - Cybersecurity product interconnectivity - Part 1: Framework (Chinese: 网络安全技术 网络安全产品互联互通 第1部分：框架)

GB/T 45632-2025_Chinese: Digital aerophotogrammetry - Control survey specifications (Chinese: 数字航空摄影测量 控制测量规范)

GB 24542-2023_Chinese: Fall protection - Guided type fall arrester including a rigid anchor line (Chinese: 坠落防护 带刚性导轨的自锁器)

GB/T 8545-2024 Chinese PDF (GB/T8545-2024) GB/T 45487-2025 GB/T 45356-2025_Chinese: Polypropylene(PP) piping systemsGB T 8545 2024_Chinese: Aluminium alloy forgings (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 8545 2024