GB 1903.72-2025 Chinese PDF GB 45246-2025 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)

GB 45672-2025_Chinese: On-board accident emergency call system (Chinese: 车载事故紧急呼叫系统)

300-2025_Chinese: National food safety standard - Determination of L-carnitine in the foods (Chinese: 食品安全国家标准 食品中左旋肉碱的测定)

3-2025_Chinese: Cardiovascular implants - Cardiac valve prostheses - Part 3: Heart valve substitutes implanted by transcatheter techniques (Chinese: 心血管植入器械 人工心脏瓣膜 第3部分：经导管植入式人工心脏瓣膜)

GB/T 13523-2024_Chinese: Copper red glaze porcelain (Chinese: 铜红釉瓷器)

GB 1903.72-2025 Chinese PDF GB 45246-2025 5-2025_Chinese: Uncut finished spectacle lensesGB 1903. 72 2025_Chinese: National food safety standard Food additive Sodium iron (III) ethylenediaminetetraacetate trihydrate (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB 1903. 72 2025