GB/T 27534.4-2025 Chinese PDF (GB /T27534.4-2025) GB/T 18414-2025 3-2024_Chinese: Low-voltage electrical installations -

3-2024_Chinese: Low-voltage electrical installations - Part 5-54: Selection and erection of electrical equipment - Earthing arrangements and protective conductors (Chinese: 低压电气装置 第5-54部分：电气设备的选择和安装 接地配置和保护导体)

31-2025_Chinese: National food safety standard - Food contact materials and products - Determination of residual and migration of vinyl chloride

GB/T 20850-2025_Chinese: Safety of machinery - Guidelines for the application of machinery safety standards (Chinese: 机械安全 机械安全标准应用指南)

English versions: GB/T 24129-2025

GB/T 10841-2025_Chinese: Marine shapes (Chinese: 船用号型)

GB/T 27534.4-2025 Chinese PDF (GB /T27534.4-2025) GB/T 18414-2025 3-2024_Chinese: Low-voltage electrical installations -GB T 27534. 4 2025_Chinese: Technical specification for animal genetic resource survey Part 4: Sheep (Chinese: 4) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 27534. 4 2025