GB/T 26731-2024 Chinese PDF (GB /T26731-2024) GB/T 27069-2025 5-2025_Chinese: Uncut finished spectacle lenses

5-2025_Chinese: Uncut finished spectacle lenses - Part 5: Abrasion-resistant of surfaces test methods (Chinese: 眼镜镜片 第5部分：表面耐磨试验方法)

English versions: GB/T 17435-2025

GB/T 25820-2025_Chinese: Steel strapping for packaging (Chinese: 包装用钢带)

GB/T 21270-2025_Chinese: General quality for food filling (Chinese: 食品馅料质量通则)

English versions: GB/T 11842-2025

GB/T 26731-2024 Chinese PDF (GB /T26731-2024) GB/T 27069-2025 5-2025_Chinese: Uncut finished spectacle lensesGB T 26731 2024_Chinese: Treatment and processing of end of life tyres (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 26731 2024