GB/T 32440.1-2023 Chinese PDF (GB/T32440.1-2023) GB/T 12940-2023 TN and IT systems (Chinese:

TN and IT systems (Chinese: 交流1000V和直流1500V及以下低压配电系统电气安全 防护措施的试验、测量或监控设备 第11部分：TT、TN和IT系统中剩余电流监视器（RCM）的有效性)

27-2024_Chinese: Specification for inspecting exit cultural relics - Part 27: Oil paintings

GB/T 17350-2024_Chinese: Classification

English versions: GB 20943-2025

GB/T 32440.1-2023 Chinese PDF (GB/T32440.1-2023) GB/T 12940-2023 TN and IT systems (Chinese:GB T 32440. 1 2023_Chinese: Footwear Chemical tests Determination of phthalate Part 1: Solvent extraction (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 32440. 1 2023