GB/T 5169.12-2024 Chinese PDF (GB/T5169.12-2024) GB/T 45107-2024 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)

6-2023_Chinese: Hand-held non-electric power tools - Safety requirements - Part 6: Assembly power tools for threaded fasteners (Chinese: 手持式非电类动力工具 安全要求 第6部分：螺纹紧固件用装配动力工具)

English versions: GB/T 12674-2024

English versions: GB 3836

English versions: GB/T 45173-2024

GB/T 5169.12-2024 Chinese PDF (GB/T5169.12-2024) GB/T 45107-2024 GB/T 45356-2025_Chinese: Polypropylene(PP) piping systemsGB T 5169. 12 2024_Chinese: Fire hazard testing for electric and electronic products Part 12: Glowing hot wire based test methods Glow wire flammability index (GWFI) test method for materials (Chinese: 12 GWFI) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 5169. 12 2024