China National Standards

China Implementation requirements interworking Industry Standards English PDF List

  •  China "Implementation requirements interworking" Industry Standards English PDF List:
    • Standard  Code Standard Title Standard Class Order
    YD/T 4185-2023 Implementation requirements for interworking between IMS networks {译}
    IMS网间互通实施要求    		 China Telecommunication Industry Standards
    Implementation requirements interworking
    English PDF

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