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GB/T 14285-2023_Chinese: Technical code for relaying protection and security automatic equipment (Chinese: 继电保护和安全自动装置技术规程)
English versions: GB/T 43234-2023
12-2024_Chinese: Low-voltage surge protective device (SPD) - Part 12: Surge protective devices connected to low-voltage power systems - Selection and application principles (Chinese: 低压电涌保护器（SPD） 第12部分：低压电源系统的电涌保护器 选择和使用导则)
English versions: GB/T 9460-2023
90-2025_Chinese: Iron ores - Determination of gold
GB/T 8122-2024 Chinese PDF (GB/T8122-2024) GB/T 30782-2024 GB/T 14285-2023_Chinese: Technical code forGB T 8122 2024_Chinese: Bore dial indicator (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 8122 2024
