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English versions: GB/T 44999-2024
GB 45248-2025_Chinese: Drug concentration cutoff values and examination for vehicle drivers (Chinese: 车辆驾驶人员体内毒品含量阈值与检验)
English versions: GB 12358-2024
English versions: GB/T 45054-2024
control and laboratory use - Part 18: Particular requirements for control equipment (Chinese: 测量、控制和实验室用电气设备的安全要求 第18部分：控制设备的特殊要求)
GB/T 4447-2025 Chinese PDF (GB /T4447-2025) GB/T 20604-2025 English versions: GB/T 44999-2024GB T 4447 2025_Chinese: Ships and marine technology Sea going vessels Windlasses and anchor capstans (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 4447 2025
