GB/T 22939.1-2025 Chinese PDF (GB /T22939.1-2025) GB/T 22180-2024 GB/T 20717-2024_Chinese: Road vehicles -

GB/T 20717-2024_Chinese: Road vehicles - Connectors for the electrical connection of towing and towed vehicles (15-pole) - 15-pole connector for vehicles with 24 V nominal supply voltage (Chinese: 道路车辆 牵引车和挂车之间的电连接器（15 芯）24V15 芯型)

English versions: GB 45185-2024

GB/T 11730-2025_Chinese: Rural domestic water quantity (Chinese: 农村生活饮用水量)

1 specifications (Chinese: 信息技术 抽象语法记法一（ASN

2-2025_Chinese: Uncut finished spectacle lenses - Part 2: Power-variation (Chinese: 眼镜镜片 第2部分：渐变焦)

GB/T 22939.1-2025 Chinese PDF (GB /T22939.1-2025) GB/T 22180-2024 GB/T 20717-2024_Chinese: Road vehicles -GB T 22939. 1 2025_Chinese: Package of household and similar electrical appliances Part 1: General requirements (Chinese: 1) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 22939. 1 2025