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GB/T 20907-2024_Chinese: Technical specification for automatic fare collection system of urban rail transit (Chinese: 城市轨道交通自动售检票系统技术条件)
GB/T 43130
GB/T 42404-2023_Chinese: Information technology - Telecommunications and information exchange between systems - Local and metropolitan area networks - Timing and synchronization for time-sensitive applications in bridged local area networks (Chinese: 信息技术 系统间远程通信和信息交换 局域网和城域网 桥接局域网用时间敏感应用的定时和同步)
English versions: GB/T 17732-2023
GB/T 4706.60-2024 Chinese PDF (GB/T4706.60-2024) GB/T 34497-2023 GB/T 20907-2024_Chinese: Technical specification forGB T 4706. 60 2024_Chinese: Safety of household and similar electrical appliances Part 60: Particular requirements for clothes dryers and towel rails (Chinese: 60) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 4706. 60 2024
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