GB/T 32592-2023 Chinese PDF (GB/T32592-2023) GB 39800.6-2023 1-2023_Chinese: [Including 2025XG1] Controlgear for

1-2023_Chinese: [Including 2025XG1] Controlgear for electric light sources - Part 1: General and safety requirements (Chinese: 光源控制装置 第 1 部分:一般要求和安全要求)

1）第2部分：信息客体规范)

4-2023_Chinese: Photobiological safety of lamps and lamp systems - Part 4: Measuring methods (Chinese: 灯和灯系统的光生物安全 第4部分：测量方法)

GB/T 45404-2025_Chinese: Data security technology - Requirements for large Internet companies internal personal information protection supervision agency (Chinese: 数据安全技术 大型互联网企业内设个人信息保护监督机构要求)

English versions: GB/T 39075

GB/T 32592-2023 Chinese PDF (GB/T32592-2023) GB 39800.6-2023 1-2023_Chinese: [Including 2025XG1] Controlgear forGB T 32592 2023_Chinese: Railway applications Current collection systems Requirements for and validation of measurements of the dynamic interaction between pantograph and overhead contact line (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 32592 2023