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GB 4824-2025_Chinese: Industrial
English versions: GB/T 45179-2024
2-2025_Chinese: Semi-finished spectacle lens blanks - Part 2: Power-variation (Chinese: 半成品镜片毛坯 第2部分：渐变焦)
GB/T 9489-2024_Chinese: Methods for chemical analysis of alundum powder (Chinese: 刚玉粉化学分析方法)
GB/T 13355-2024_Chinese: Proso millet(glutinous) (Chinese: 黍)
GB/T 10739-2023 Chinese PDF (GB/T10739-2023) GB/T 32197-2025 GB 4824-2025_Chinese: IndustrialGB T 10739 2023_Chinese: Paper, board and pulps Standard atmosphere for conditioning and testing (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 10739 2023
