GB 4715-2024 Chinese PDF GB/T 24851-2024

GB 4715-2024 Chinese PDF GB/T 24851-2024GB 4715 2024_Chinese: Point type smoke detectors using scattered light, transmitted light or ionization (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB 4715 2024

103-2025_Chinese: Liquid crystal display devices - Part 10-3: Environmental

GB/T 45565-2025_Chinese: Coding regulations of lithium ion batteries (Chinese: 锂离子电池编码规则)

English versions: GB/T 42968

GB/T 45636-2025_Chinese: Technical specifications for the prevention and control of contact-transmitted infectious diseases at entry-exit points (Chinese: 进境出境经接触传播传染病防控技术规范)

6-2023_Chinese: Basic specifications for electro heating and electromagnetic processing installations - Part 6: Industrial microwave heating installations (Chinese: 电热和电磁处理装置基本技术条件 第6部分：工业微波加热装置)

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)

4-butanediol

7-2024_Chinese: Proton exchange membrane fuel cells - Part 7: Test method of carbon paper properties (Chinese: 质子交换膜燃料电池 第7部分：炭纸特性测试方法)

GB/T 45366-2025_Chinese: Geosynthetics - Determination of water permeability characteristics normal to the plane

English versions: GB 4824-2025

4-2024_Chinese: Antimicrobial and cleaning function of household and similar electrical appliances - Part 4: Particular requirements for refrigerator (Chinese: 家用和类似用途电器的抗菌、除菌、净化功能 第4部分：电冰箱的特殊要求)

English versions: GB/T 45220-2025