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  •  China "YD" Standards List:
    • Standard  Code Standard English Title Standard Class Order
    YD/T 1312.2-2004 Requirements and measurement methods of electromagnetic compatibility for radio communication equipment. Part 2: wideband radio equipment

    China Telecommunication - YD Standards
    YD/T 1327-2004 Technical requirements and testing methods of Coarse Wavelength Division Multiplexer (CWDM) /Demulyiplexer

    China Telecommunication - YD Standards
    YD/T 1325-2004 Contactless inductive AC Voltage stabilizer

    China Telecommunication - YD Standards
    YD/T 1324-2004 Unplasticized polyvinyl chloride (PVC-U) multi-hole pipe for buried telecommunication conduit

    China Telecommunication - YD Standards
    YD/T 1323-2004 Technical requirements for access network Asymmetric Digital Subscriber Line (ADSL)

    China Telecommunication - YD Standards
    YD/T 1322.4-2004 Electronic commerce technical specification. Part four:presentation layer syntax of voucher

    China Telecommunication - YD Standards
    YD/T 1322.3-2004 Electronic commerce technical specification. Part there:certificate and certificate system

    China Telecommunication - YD Standards
    YD/T 1322.2-2004 Electronic commerce technical specification. Part two:payment gateway

    China Telecommunication - YD Standards
    YD/T 1322.1-2004 Electronic commerce technical specification. Part one: XML-based (B2C) electronic commerce technical framework

    China Telecommunication - YD Standards
    YD/T 1248.3-2004 Short Message Service Based on PSTN. Part 3: Technique requirements of short message centre

    China Telecommunication - YD Standards
    YD/T 1020.2-2004 Characteristics of termite resistant jacketing materials for electrical cable and optical cable. Part 2: polyolefin copolymer

    China Telecommunication - YD Standards
    YD/T 1020.1-2004 Characteristics of termite resistant jacketing materials for electrical cable and optical cable. Part 1: polyamide

    China Telecommunication - YD Standards
    YD/T 1321.2-2004 Technical condition of the transponder with multiplex/demultiplex functions. Part 2: 10Gbit/s transponder

    China Telecommunication - YD Standards
    YD/T 1321.1-2004 Technical condition of the transponder with multiplex/demultiplex functions. Part 1: 2.5Gbit/s transponder

    China Telecommunication - YD Standards
    YD/T 1318-2004 Technical condition of 1310nm/1550nm single filber bi-directional assembly (module) for short reach

    China Telecommunication - YD Standards
    YD/T 1317-2004 IP network technical requirement. Interworking with PSTN, ATM, Mobile Network

    China Telecommunication - YD Standards
    YD/T 1316-2004 Adaptation layer test method for No. 7 signaling system interworking with IP-Message Transfer Part(MTP)Level 3 User Adaptation Layer(M3UA)

    China Telecommunication - YD Standards
    YD/T 1315-2004 Test method of adaption layer of No. 7 signalling interworking with IP-Message Transfer Part(MTP)level 2 peer-to-peer adaption layer

    China Telecommunication - YD Standards
    YD/T 1314-2004 Test method for access network. Very-high-speed Digital Subscriber Line (VDSL)

    China Telecommunication - YD Standards
    YD/T 694-2004 Main distribution frame

    China Telecommunication - YD Standards
    SN/T 1395.1-2004 Avian Chlamydia indirect hemagglutination test method

    China Import Export Inspection - YD Standards
    SN/T 1405-2004 Inspection of 10-hydroxy-¦Á-decenoic acid in bee products for import and export. Capillary electrophoresis method

    China Import Export Inspection - YD Standards
    SH/T 1748-2004 Cumene (Isopropylibenzene) for industrial use. Determination of content of phenols and cumene hydroperoxide. High performance liquid chromatographic method

    China Petrochemical Industry - YD Standards
    SH/T 1492-2004 1-Butene for industrial use. Determination of purity and hydrocarbon impurities. Gas chromatographic method

    China Petrochemical Industry - YD Standards
    SH/T 1482-2004 Isobutene for industrial use. Determination of purity and hydrocarbon impurities. Gas chromatographic method

    China Petrochemical Industry - YD Standards
    YD/T 1311-2004 Specification of internet Anti-Spam

    China Telecommunication - YD Standards
    YD/T 1310-2004 The requirements of internet advertising e-mail format

    China Telecommunication - YD Standards
    DL/T 5186-2004 Electrical-mechanical design code of hydropower plant

    China Electricity & Power - YD Standards
    DL/T 5185-2004 Code of engineering geological mapping for hydropower and water resources

    China Electricity & Power - YD Standards
    DL/T 5184-2004 Code of content and profundity for communication design of water conservancy and hydropower project

    China Electricity & Power - YD Standards

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