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  •  China "YD" Standards List:
    • Standard  Code Standard English Title Standard Class Order
    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
    YD/T 1306-2004 800MHz CDMA digital cellular mobile communication network Wireless Intelligent Network (WIN). Phase 1:Test method for prepaid charging service

    China Telecommunication - YD Standards
    YD/T 1305-2004 900/1800MHz TDMA Digital cellular mobile telecommunication network technical specification of network management interface for CAMEL2 network

    China Telecommunication - YD Standards
    YD/T 1304-2004 Test specification for national No.7 signaling system. Message Transfer Part (MTP) and Telephone User Part (TUP)

    China Telecommunication - YD Standards
    YD/T 1303-2004 No.7 signaling surveillance system Technical requirement

    China Telecommunication - YD Standards
    YD/T 1302-2004 National NO.7 signaling system technical requirement. GSM mobile user part (MTUP)

    China Telecommunication - YD Standards
    YD/T 1301-2004 Test methods for access network. 26GHz local Multi-point Distribution System (LMDS)

    China Telecommunication - YD Standards
    YD/T 1300-2004 Technical requirements of SDH network performance. Error for path, multiplex and regenerator sections

    China Telecommunication - YD Standards
    YD/T 1309-2004 Beaer independent call bearer control specification

    China Telecommunication - YD Standards
    YD/T 1308-2004 The technical requirements of intelligent public telephone system

    China Telecommunication - YD Standards
    YD/T 1307-2004 800MHz CDMA digital cellular mobile telecommunication network Wireless Intelligent Network (WIN). Phase 1:Interface test method

    China Telecommunication - YD Standards
    HG/T 3482-2003 Chemical reagent. Lithium chloride monohydrate

    China Chemical Industry - YD Standards
    HG/T 3398-2003 O-Hydroxybenzoic acid(Salicylic acid)

    China Chemical Industry - YD Standards
    HG/T 3352-2003 Various colour alkyd putty

    China Chemical Industry - YD Standards

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