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English versions: GB/T 4167-2024
GB/T 23480-2025_Chinese: Small hole drilling electrical discharge machines - Testing of the accuracy (Chinese: 电火花小孔加工机床 精度检验)
GB 36893-2024_Chinese: Minimum allowable values of energy efficiency and energy efficiency grades for air cleaner (Chinese: 空气净化器能效限定值及能效等级)
English versions: GB/T 4130
English versions: GB/T 16605-2024
GB/T 20603-2023 Chinese PDF (GB/T20603-2023) GB/T 45441-2025 English versions: GB/T 4167-2024GB T 20603 2023_Chinese: Refrigerated light hydrocarbon fluids Sampling for liquefied natural gas (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 20603 2023
