GB/T 37364.4-2024 Chinese PDF (GB/T37364.4-2024) GB/T 34671-2024 GB/T 45308-2025_Chinese: Railway applications -

GB/T 45308-2025_Chinese: Railway applications - Rolling stock - Technical requirements for network time synchronization (Chinese: 轨道交通 机车车辆 网络时间同步技术要求)

GB/T 21617-2023_Chinese: Dangerous goods - Test methods for oxidizing solids (Chinese: 危险品 固体氧化性试验方法)

English versions: GB/T 45600-2025

2-2024_Chinese: Cybersecurity technology - Message authentication codes(MACs) - Part 2: Mechanisms using a dedicated hash-function (Chinese: 网络安全技术 消息鉴别码 第2部分：采用专门设计的杂凑函数的机制)

English versions: GB/T 36395-2024

GB/T 37364.4-2024 Chinese PDF (GB/T37364.4-2024) GB/T 34671-2024 GB/T 45308-2025_Chinese: Railway applications -GB T 37364. 4 2024_Chinese: Code of practice for terrestrial wildlife and its habitat survey Part 4: Birds (Chinese: 4) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 37364. 4 2024