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English versions: GB/T 45538-2025
English versions: GB/T 13305-2024
1-2025_Chinese: Uncut finished spectacle lenses - Part 1: Single-vision and multifocal (Chinese: 眼镜镜片 第1部分：单焦和多焦)
2-2025_Chinese: Technical code of practice for evaluation of resistance to diseases and insect pests in wheat - Part 2: Leaf(brown) rust (Chinese: 小麦抗病虫性评价技术规程 第2部分：叶锈病)
GB/T 21461.2-2023 Chinese PDF (GB/T21461.2-2023) GB/T 22283-2025 English versions: GB/T 45538-2025GB T 21461. 2 2023_Chinese: Plastics Ultra high molecular weight polyethylene (PE UHMW) moulding and extrusion materials Part 2: Preparation of test specimens and determination of properties (Chinese: PE UHMW 2) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 21461. 2 2023
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