GB 39800.5-2023 Chinese PDF GB 15930-2024 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/T 45360-2025

English versions: GB/T 33920-2025

GB/T 45464-2025_Chinese: Test method for modifier content of SBS modified asphalt for road engineering (Chinese: 道路用苯乙烯-丁二烯-苯乙烯嵌段共聚物（SBS）改性沥青改性剂含量检测方法)

4-2025_Chinese: Safety of laser products - Part 4: Laser guards (Chinese: 激光产品的安全 第4部分：激光防护屏)

GB 39800.5-2023 Chinese PDF GB 15930-2024 GB/T 16981-2025_Chinese: Information technology -GB 39800. 5 2023_Chinese: Specifications for the provision of personal protective equipment Part 5: Building materials industry (Chinese: 5) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB 39800. 5 2023