GB/T 38048.4-2024 Chinese PDF (GB/T38048.4-2024) GB/T 21510-2024 5-2025_Chinese: Off-cycle technology/device energy saving

5-2025_Chinese: Off-cycle technology/device energy saving effects evaluation methods forpassenger cars - Part 5: Generator (Chinese: 乘用车循环外技术/装置节能效果评价方法 第5部分：发电机)

11-2024_Chinese: Electrical safety in low voltage distribution systems up to 1 000 V AC and 1 500 V DC - Equipment for testing

English versions: GB/T 45040-2024

English versions: GB/T 45223-2025

1-2024_Chinese: Water chilling(heat pump) packages using the vapor compression cycle - Part 1: Water chilling(heat pump) packages for industrial and commercial and similar applications (Chinese: 蒸气压缩循环冷水（热泵）机组 第1部分：工业或商业用及类似用途的冷水（热泵）机组)

GB/T 38048.4-2024 Chinese PDF (GB/T38048.4-2024) GB/T 21510-2024 5-2025_Chinese: Off-cycle technology/device energy savingGB T 38048. 4 2024_Chinese: Surface cleaning appliances Part 4: Cordless dry vacuum cleaners for household or similar use Methods for measuring the performance (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 38048. 4 2024