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  •  China "YD" Standards List:
    • Standard  Code Standard English Title Standard Class Order
    YD/T 3777-2020 Broadband Video Service User Experience Evaluation System Architecture

    China Telecommunication Industry - YD Standards
    YD/T 3776-2020 Broadband Video Service User Experience Assessment Requirements and Scenarios

    China Telecommunication Industry - YD Standards
    YD/T 3775-2020 Big data Distributed transaction database technical requirements and test methods

    China Telecommunication Industry - YD Standards
    YD/T 3774-2020 Big Data Distributed Analytical Database Technical Requirements and Test Methods

    China Telecommunication Industry - YD Standards
    YD/T 3773-2020 Big data Distributed batch processing platform technical requirements and test methods

    China Telecommunication Industry - YD Standards
    YD/T 3772-2020 Big data Time series database technical requirements and test methods

    China Telecommunication Industry - YD Standards
    YD/T 3347.2-2020 Test method for broadband customer intelligent gateway based on public telecommunication network Part 2: Interface between gateway and gateway management platform

    China Telecommunication Industry - YD Standards
    YD/T 2019.5-2020 Test method for broadband customer network equipment based on public telecommunication network Part 5: Broadband customer gateway integrated with intelligent set-top box

    China Telecommunication Industry - YD Standards
    YD/T 1449.6-2020 Technical requirements for broadband customer network equipment based on public telecommunication network Part 6: Broadband customer gateway integrated with intelligent set-top boxes

    China Telecommunication Industry - YD Standards
    YD/T 3771-2020 Access network equipment test method 40Gbit/s passive optical network (NG-PON2)

    China Telecommunication Industry - YD Standards
    YD/T 3770-2020 Software Defined Synchronous Network Technical Requirements

    China Telecommunication Industry - YD Standards
    YD/T 2319-2020 Network cabinet for data equipment

    China Telecommunication Industry - YD Standards
    YD/T 3769-2020 Content Delivery Network Technical Requirements Sink Node

    China Telecommunication Industry - YD Standards
    YD/T 3813-2020 Basic telecommunications enterprise data classification and grading method

    China Telecommunication Industry - YD Standards
    YD/T 3802-2020 General requirements for data security of telecommunication network and internet

    China Telecommunication Industry - YD Standards
    YD/T 3800-2020 Security protection requirements for telecommunications networks and Internet big data platforms

    China Telecommunication Industry - YD Standards
    GH/T 1189-2020 Test method for hydraulic cotton balers

    China Supply and marketing cooperative industry - YD Standards
    SN/T 5324.3-2020 Determination of Chlorpheniramine, Cimetidine, Promethazine, Diphenhydramine, Ranitidine, Atenolol, Propranolol and Salbutamol in Export Packaged Drinking Water and Drinking Natural Mineral Water by Liquid Chromatography-Mass Spectrometry /mass spectromet

    China Import&Export Inspection Industry - YD Standards
    JT/T 1368！2020 Hydraulic piling hammer operating procedures

    China Transport Industry - YD Standards
    LY/T 3233-2020 Specification for formaldehyde emission carrying capacity of wooden floor for floor heating

    China Forestry Industry - YD Standards
    SH/T 1763-2020 Determination of residual unsaturation in hydrogenated nitrile raw rubber (HNBR) iodine value method

    China Petrochemical Industry - YD Standards
    SH/T 1492-2020 Determination of 1-butene purity and hydrocarbon impurities for industrial use-Gas chromatography

    China Petrochemical Industry - YD Standards
    SH/T 1482-2020 Determination of industrial isobutene purity and hydrocarbon impurities by gas chromatography

    China Petrochemical Industry - YD Standards
    SL/T 158！2020 Specification for model test of flow pulsation pressure and flow-induced vibration of hydraulic structures

    China Water Resources Industry - YD Standards
    HJ 1154-2020 Ambient air-Determination of aldehydes and ketones-Solution absorption-high performance liquid chromatography

    China Environment Industry - YD Standards
    HJ 1153-2020 Fixed pollution source waste gas Determination of aldehydes and ketones solution absorption-high performance liquid chromatography

    China Environment Industry - YD Standards
    GH/T 1345-2021 dehydrated onion

    China Supply and marketing cooperative industry - YD Standards
    SL/T 806！2020 Basic technical conditions for water pumps in water conservancy and hydropower projects

    China Water Resources Industry - YD Standards
    SL/T 805！2020 Technical specification for the application of hydraulic fiber reinforced concrete

    China Water Resources Industry - YD Standards
    SL/T 352！2020 Hydraulic concrete test code

    China Water Resources Industry - YD Standards

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