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English versions: GB 17681-2024
English versions: GB/T 22283-2025
GB/T 45409-2025_Chinese: Cybersecurity technology - Technical specifications for operation and maintenance security management products (Chinese: 网络安全技术 运维安全管理产品技术规范)
English versions: GB 19578-2024
English versions: GB/T 45421-2025
GB/T 45393.5-2025 Chinese PDF (GB /T45393.5-2025) GB/T 29820.2-2024 English versions: GB 17681-2024GB T 45393. 5 2025_Chinese: Information technology Building information model(BIM) software Part 5: Data interface (Chinese: BIM 5) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 45393. 5 2025
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