GB/T 15115-2024 Chinese PDF (GB/T15115-2024) GB/T 19701.1-2024 and laboratory use - Part

and laboratory use - Part 17: Particular requirements for equipment intended to be used in educational establishments by children (Chinese: 测量、控制和实验室用电气设备的安全要求 第17部分：教育机构中儿童使用设备的特殊要求)

3-2025_Chinese: IPv4/IPv6 network security protection techenical specification - Part 3: Internet data center (Chinese: IPv4/IPv6网络安全防护技术规范 第3部分：互联网数据中心)

English versions: GB/T 44855-2024

GB/T 45347-2025_Chinese: Information technology - Rules for the classification and identifiers of cyberspace resources (Chinese: 信息技术 网络空间资源分类和标识符编制规则)

GB/T 15115-2024 Chinese PDF (GB/T15115-2024) GB/T 19701.1-2024 and laboratory use - PartGB T 15115 2024_Chinese: Die casting aluminum alloys (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 15115 2024