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  •  China "YD" Standards List:
    • Standard  Code Standard English Title Standard Class Order
    SY/T 6756-2009 Specification for workover in hydrocarbon reservoir underground gas storage

    China Oil & Gas Industry - YD Standards
    YY/T 1152-2009 Aldehyde slide for biochips

    China Medicine & Medical Device - YD Standards
    YY 0304-2009 Plasma sprayed hydroxyapatite coated-titanium dental implant

    China Medicine & Medical Device - YD Standards
    HJ 542-2009 Ambient air. Determination of mercury and its compounds. Cold atomic fluorescent spectrophotometry after sulfhydryl cotton preconcentraction

    China Environmental Protection Industry - YD Standards
    YD 5192-2009 Code of Valuation with Bill Quantity of Telecommunication Construction

    China Telecommunication - YD Standards
    YD/T 1985-2009 Testing methods for IMS system equipments of mobile telecommunication network

    China Telecommunication - YD Standards
    YD/T 943.2-2009 Radio-frequency coaxial connector. Part 2: Type T3.8 (C4)

    China Telecommunication - YD Standards
    YD/T 943.1-2009 Radio-frequency coaxial connector. Part 1: Type T5.6 (L9)

    China Telecommunication - YD Standards
    YD/T 883-2009 Technical requirement for base station subsystem and test methods for radio characters of 900/1800MHz TDMA digital cellular mobile telecommunication network

    China Telecommunication - YD Standards
    YD/T 744-2009 Technical requirements and test methods for digital microwave telecommunication equipments (systems) of plesiochronois digital hierarchy (PDH)

    China Telecommunication - YD Standards
    YD/T 2065-2009 Information accessibility. Design guidelines to information terminal equipment for persons with physical disabilities

    China Telecommunication - YD Standards
    YD/T 2064-2009 Specification of sharp positive-edged pulse desulphating equipment for lead-acid batteries for telecommunications

    China Telecommunication - YD Standards
    YD/T 2063-2009 Power distribution unit for telecommunications (PDU)

    China Telecommunication - YD Standards
    YD/T 2062-2009 Emergency power supply for telecommunications

    China Telecommunication - YD Standards
    YD/T 2061-2009 Constant temperature & humidity air conditioning system for telecommunication room

    China Telecommunication - YD Standards
    YD/T 2060-2009 AC power distribution and lightning protection cabinet for telecommunication base station

    China Telecommunication - YD Standards
    YD/T 2059-2009 Expected surges on telecommunications and signalling networks due to lightning

    China Telecommunication - YD Standards
    YD/T 2058-2009 Protection of customer antenna installations

    China Telecommunication - YD Standards
    YD/T 2057-2009 General requirements of safety management for telecommunication room

    China Telecommunication - YD Standards
    YD/T 2056-2009 Maintenance of protective measures for telecom installations

    China Telecommunication - YD Standards
    YD/T 2055-2009 Technical requirements of content filter based on broadband network access server

    China Telecommunication - YD Standards
    YD/T 2054-2009 Technical requirements of content filter based on WAP gateway

    China Telecommunication - YD Standards
    YD/T 2051-2009 Test methods of security for access network equipment. Passive optical network (PON)

    China Telecommunication - YD Standards
    YD/T 2050-2009 Technical requirements for security of passive optical network (PON) equipment

    China Telecommunication - YD Standards
    YD/T 2049-2009 Test method of security for access network equipment. Digital subscriber line access multiplexer

    China Telecommunication - YD Standards
    YD/T 2048-2009 Technical requirement for security of digital subscriber line access multiplexer (DSLAM)

    China Telecommunication - YD Standards
    YD/T 2047-2009 Test method of security for access network equipment. XDSL CPE

    China Telecommunication - YD Standards
    YD/T 2046-2009 Technical requirements for security of xDSL CPE

    China Telecommunication - YD Standards
    YD/T 2045-2009 Security test methods of IPv6 network equipments. Core router

    China Telecommunication - YD Standards
    YD/T 2044-2009 Security test methods for IPv6 network equipments. Edge router

    China Telecommunication - YD Standards

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