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1-2024_Chinese: Technical specification for OPC unified architecture and 5G integration - Part 1: General requirements (Chinese: OPC统一架构与5G集成技术规范 第1部分：通用要求)
English versions: GB/T 44994-2024
English versions: GB/T 45142-2025
GB/T 14949
English versions: GB/T 45178-2024
GB/T 15843.2-2024 Chinese PDF (GB/T15843.2-2024) GB/T 13542.4-2024 1-2024_Chinese: Technical specification for OPCGB T 15843. 2 2024_Chinese: Cybersecurity technology Entity authentication Part 2: Mechanisms using authenticated encryption (Chinese: 2) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 15843. 2 2024
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