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  •  China "YD" Standards List:
  • Standard  Code Standard English Title Standard Class Order
    HG/T 3926-2021 Water treatment agent 2-hydroxyphosphonoacetic acid (HPAA){Òë}

    China Chemistry Industry - YD Standards

    HG/T 4133£­2021 Industrial ammonium dihydrogen phosphate{Òë}

    China Chemistry Industry - YD Standards

    HG/T 5916-2021 Photographic chemicals Antifogging agent 2,5-dihydroxy-5-methyl-3-(4-morpholinyl)-2-cyclopenten-1-one{Òë}

    China Chemistry Industry - YD Standards

    JB/T 14204-2021 Earthmoving Machinery Remanufactured Crawler Hydraulic Excavators{Òë}

    China Machinery Industry - YD Standards

    JB/T 14123-2021 Orbital full hydraulic forging manipulator{Òë}

    China Machinery Industry - YD Standards

    JB/T 14121-2021 Cylinder-driven rapid forging hydraulic press{Òë}

    China Machinery Industry - YD Standards

    JB/T 14339-2021 Powerful Multi-Cylinder Hydraulic Cone Crusher{Òë}

    China Machinery Industry - YD Standards

    JB/T 14324-2021 Moving Shaft Multi-Cylinder Hydraulic Cone Crusher{Òë}

    China Machinery Industry - YD Standards

    YD/T 5264-2021 Technical specification for 5G wireless network engineering of digital cellular mobile communication network{Òë}

    China Telecommunication Industry - YD Standards

    YD/T 5263-2021 Technical Specification for 5G Core Network Engineering of Digital Cellular Mobile Communication Network{Òë}

    China Telecommunication Industry - YD Standards

    YD/T 5258-2021 Information and communication network function virtualization (NFV) engineering technical specification{Òë}

    China Telecommunication Industry - YD Standards

    YD/T 5200-2021 Packet Transport Network (PTN) Engineering Specifications{Òë}

    China Telecommunication Industry - YD Standards

    YD/T 5186-2021 Design specification for installation of outdoor cabinets for communication systems{Òë}

    China Telecommunication Industry - YD Standards

    YD/T 5167-2021 Technical Specification for Noise Reduction Engineering of Diesel Generator Sets for Communication{Òë}

    China Telecommunication Industry - YD Standards

    YD/T 5141-2021 Code for acceptance of digital microwave relay communication system engineering{Òë}

    China Telecommunication Industry - YD Standards

    YD/T 5027-2021 Engineering technical specification for centralized monitoring system of communication power supply{Òë}

    China Telecommunication Industry - YD Standards

    YD/T 5026-2021 Design specification for slot rack installation in information communication room{Òë}

    China Telecommunication Industry - YD Standards

    YD/T 4002-2021 5G Digital Cellular Mobile Communication Network Enhanced Mobile Broadband Terminal Equipment Test Method (Phase 1){Òë}

    China Telecommunication Industry - YD Standards

    YD/T 3866.4-2021 Technical Requirements for IPTV Digital Rights Management System Part 4: Encryption System{Òë}

    China Telecommunication Industry - YD Standards

    YD/T 4001-2021 Service quality index requirements and test methods for public wireless local area networks{Òë}

    China Telecommunication Industry - YD Standards

    YD/T 4000-2021 Cellular Narrowband Access for IoT (NB-IoT) Core Network Equipment Test Method (Phase 2){Òë}

    China Telecommunication Industry - YD Standards

    YD/T 3999-2021 Technical requirements for source address verification in Ethernet access mode{Òë}

    China Telecommunication Industry - YD Standards

    YD/T 3998-2021 Technical Requirements for Source Address Verification in Ethernet Access Mode Management Information Base{Òë}

    China Telecommunication Industry - YD Standards

    YD/T 3997-2021 Technical Requirements for Source Address Verification in Ethernet Access Mode Coexistence of Multiple Address Allocation Modes{Òë}

    China Telecommunication Industry - YD Standards

    YD/T 3996-2021 Technical Requirements for Source Address Verification in Ethernet Access Mode DHCPv6 Scenario{Òë}

    China Telecommunication Industry - YD Standards

    YD/T 3995-2021 Technical Requirements for Source Address Verification in Ethernet Access Mode DHCPv4 Scenario{Òë}

    China Telecommunication Industry - YD Standards

    YD/T 3994-2021 Interface test method of broadband trunking communication (B-TrunC) system (second stage) based on LTE technology Terminal to trunking core network interface{Òë}

    China Telecommunication Industry - YD Standards

    YD/T 3993-2021 Reference Master Time (PRTC) Device Test Method{Òë}

    China Telecommunication Industry - YD Standards

    YD/T 3992-2021 Flexible Ethernet (FlexE) Link Interface Test Method{Òë}

    China Telecommunication Industry - YD Standards

    YD/T 3991-2021 Cloud computing business data reporting interface specification{Òë}

    China Telecommunication Industry - YD Standards


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