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2-2025_Chinese: Uncut finished spectacle lenses - Part 2: Power-variation (Chinese: 眼镜镜片 第2部分：渐变焦)
GB 23826-2025_Chinese: Light-emitting diode variable speed limit signs of motorway (Chinese: 高速公路LED可变限速标志)
English versions: GB 31661-2025
1-2025_Chinese: Determination of the ultimate aerobic biodegradability of plastic materials under conctrolled composting conditions - Method by analysis of evolved cabon dioxide - Part 1: General method (Chinese: 受控堆肥条件下材料最终需氧生物分解能力的测定 采用测定释放的二氧化碳的方法 第1部分：通用方法)
GB/T 2424.25-2024 Chinese PDF (GB /T2424.25-2024) GB 5009.268-2025 2-2025_Chinese: Uncut finished spectacle lensesGB T 2424. 25 2024_Chinese: Environmental testing Part 3: Test guidance Seismic test methods (Chinese: 3 ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 2424. 25 2024
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