China National Standards

China 5G network voice Industry Standards English PDF List

  •  China "5G network voice" Industry Standards English PDF List:
    • Standard  Code Standard Title Standard Class Order
    YD/T 4165-2022 5G network voice service interconnection technical requirements {译}
    5G网络语音业务互联互通技术要求    		 China Telecommunication Industry Standards
    5G network voice
    English PDF

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