GB/T 30544.3-2025 Chinese PDF (GB /T30544.3-2025) GB/T 30843.1-2024 GB 30720-2025_Chinese: Minimum allowable values

GB 30720-2025_Chinese: Minimum allowable values of energy efficiency and energy efficiency grades for gas cooking appliances (Chinese: 燃气灶具能效限定值及能效等级)

GB 6944-2025_Chinese: Classification and code of dangerous goods (Chinese: 危险货物分类和品名编号)

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/T 15566

GB/T 30544.3-2025 Chinese PDF (GB /T30544.3-2025) GB/T 30843.1-2024 GB 30720-2025_Chinese: Minimum allowable valuesGB T 30544. 3 2025_Chinese: Nanotechnologies Vocabulary Part 3: Carbon nano objects (Chinese: 3) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 30544. 3 2025