GB/T 20014.28-2025 Chinese PDF (GB /T20014.28-2025) GB/T 16702.8-2025 GB/T 20424-2025_Chinese: The specification for

GB/T 20424-2025_Chinese: The specification for limit on harmful element content of the heavy nonferrous metal concentrates products (Chinese: 重有色金属精矿产品中有害元素的限量规范)

GB/T 11856

GB/T 16981-2025_Chinese: Information technology - Office equipment - Copying machines and multi-function devices - Information to be included in specification sheets and related test methods (Chinese: 信息技术 办公设备 复印机和多功能设备 规格表中包含的基本内容和相关测试方法)

137-2025_Chinese: National food safety standard - Determination of antimony in foods (Chinese: 食品安全国家标准 食品中锑的测定)

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)

GB/T 20014.28-2025 Chinese PDF (GB /T20014.28-2025) GB/T 16702.8-2025 GB/T 20424-2025_Chinese: The specification forGB T 20014. 28 2025_Chinese: Good agricultural practice Part 28: Cotton control points and compliance criteria (Chinese: 28) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 20014. 28 2025