GB/T 25022.3-2023 Chinese PDF (GB/T25022.3-2023) GB/T 45427-2025 5-2024_Chinese: IPv6 evolution technical requirements

5-2024_Chinese: IPv6 evolution technical requirements - Part 5: SRv6-based VPN (Chinese: IPv6演进技术要求 第5部分：基于IPv6段路由（SRv6）的虚拟专用网（VPN）)

GB/T 674-2024_Chinese: Chemical reagent - Cupric oxide powder (Chinese: 化学试剂 粉状氧化铜)

GB/T 16763-2023_Chinese: Classification of shaped insulating refractory products (Chinese: 定形隔热耐火制品分类)

English versions: GB 39752-2024

GB/T 26777-2023_Chinese: Trailer landing gears (Chinese: 挂车支承装置)

GB/T 25022.3-2023 Chinese PDF (GB/T25022.3-2023) GB/T 45427-2025 5-2024_Chinese: IPv6 evolution technical requirementsGB T 25022. 3 2023_Chinese: Railway application Electrical connectors for rolling stock Part 3: Communication and control connectors (Chinese: 3) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 25022. 3 2023