GB/T 19183.1-2024 Chinese PDF (GB /T19183.1-2024) GB/T 18978.20-2024 GB/T 16981-2025_Chinese: Information technology -

GB/T 16981-2025_Chinese: Information technology - Office equipment - Copying machines and multi-function devices - Information to be included in specification sheets and related test methods (Chinese: 信息技术 办公设备 复印机和多功能设备 规格表中包含的基本内容和相关测试方法)

English versions: GB 32047-2025

2-2024_Chinese: Lighting of work places - Part 2: Lighting requirements for safety and security of outdoor work places (Chinese: 工作场所照明 第2部分：室外作业场所的安全保障照明要求)

3-2025_Chinese: Uncut finished spectacle lenses - Part 3: Transmittance test methods (Chinese: 眼镜镜片 第3部分：透射比试验方法)

English versions: GB/T 22180-2024

GB/T 19183.1-2024 Chinese PDF (GB /T19183.1-2024) GB/T 18978.20-2024 GB/T 16981-2025_Chinese: Information technology -GB T 19183. 1 2024_Chinese: Mechanical structures for electrical and electronic equipment Outdoor enclosures Part 1: Design guidelines (Chinese: 1) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 19183. 1 2024