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English versions: GB/T 29349-2023
686-2024_Chinese: Electricity metering data exchange - The DLMS/COSEM suite - Part 86: High speed PLC ISO/IEC 12139-1 profile for neighbourhood networks (Chinese: 电测量数据交换 DLMS/COSEM组件 第86部分：社区网络高速PLC ISO/IEC 12139-1配置)
GB/T 28267
English versions: GB/T 45117-2024
GB 17440-2025_Chinese: Safety specification for the protection of dust explosion for grain processing
GB/T 22581-2024 Chinese PDF (GB/T22581-2024) GB 4716-2024 English versions: GB/T 29349-2023GB T 22581 2024_Chinese: Fundamental technical requirements for Francis pump turbines (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 22581 2024
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