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GB standards are the China national standards; Prefix code GB are Mandatory standards, GB/T are Recommended standards; All products or service must be compliance with GB standards; If you want to export products or services to huge Chinese market, need ensure they are meet the requirements of GB china national standards;  We provide Chinese GB standards and English version GB standards  Lookup, Translate, Download, Purchase services.
  •  China "YS" GB Standards List:
  • Standard  Code GB Standard Title Standard Class Order
    YD/T 1771-2008 Technical Requirements for Access Networks. Interoperability of EPON SYStems

    YS-China Telecommunication Standards

    YD/T 1836-2008 Technical Requirements of Interface Between BSS and CN for the CDMA-based Digital Trunking Mobile Communication SYStem

    YS-China Telecommunication Standards

    YD/T 1782-2008 Technical Specification of RAN Equipment for 2GHz TD-SCDMA Digital Cellular Mobile Communication Network MBMS SYStem (Phase 1)

    YS-China Telecommunication Standards

    YD/T 1783-2008 Technical Requirements for User Equipment of 2GHz TD-SCDMA Digital Cellular Mobile Communication Network MBMS SYStem (Phase 1)

    YS-China Telecommunication Standards

    YD/T 1784-2008 Test Method for User Equipment of 2GHz TD-SCDMA Digital Cellular Mobile Communication Network MBMS SYStem (Phase 1)

    YS-China Telecommunication Standards

    GB/T 6913-2008 AnalYSis of water used in boiler and cooling system - Determination of phosphorus
    锅炉用水和冷却水分析方法 磷酸盐的测定

    YS-China National Standards

    GB/T 6912-2008 AnalYSis of water used in boiler and cooling system - Determination of nitrite
    锅炉用水和冷却水分析方法 亚硝酸盐的测定

    YS-China National Standards

    GB/T 6909-2008 AnalYSis of water used in boiler and cooling system - Determination of hardness
    锅炉用水和冷却水分析方法 硬度的测定

    YS-China National Standards

    GB/T 6908-2008 AnalYSis of water used in boil and cooling system-Determination of electrical conductivity
    锅炉用水和冷却水分析方法 电导率的测定

    YS-China National Standards

    YD/T 1793-2008 Network Management Technical Requirements for 2GHz WCDMA Digital Cellular Mobile Communication Network Element Management SYStem (EMS) Function

    YS-China Telecommunication Standards

    YD/T 1794-2008 Network Management Technical Requirements for 2GHz WCDMA Digital Cellular Mobile Communication Network Performance Criteria of Element Management SYStem (EMS) ltf-N

    YS-China Telecommunication Standards

    GB/T 6904-2008 Water used in industrial circulating cooling sYStem and boiler - Determination of pH
    工业循环冷却水及锅炉用水中pH的测定

    YS-China National Standards

    YD/T 1769-2008 Technical Specification for Optical Line Protection Management SYStem

    YS-China Telecommunication Standards

    GB/T 519-2008 Test methods for measuring phYSical properties of pneumatic tyres
    充气轮胎物理性能试验方法

    YS-China National Standards

    YD/T 1834-2008 Technical Requirements of Dispatch Service SubsYStem (DSS)Interface for the CDMA-Based Digital Trunking Mobile Communication System

    YS-China Telecommunication Standards

    GB/T 6150.11-2008 Methods for chemical analYSis of tungsten concentrates - Determination of zinc content - Flame atomic absorption spectrometric method
    钨精矿化学分析方法 锌量的测定 火焰原子吸收光谱法

    YS-China National Standards

    GB/T 6150.10-2008 Methods for chemical analYSis of tungsten concentrates - Determination of lead content - Flame atomic absorption spectrometric method
    钨精矿化学分析方法 铅量的测定 火焰原子吸收光谱法

    YS-China National Standards

    YDN 142-2008 Test method for network intrusion detection sYStem

    YS-China Telecommunication Standards

    GB/T 6115.1-2008 Series capacitors for power sYStems - Part 1: General
    电力系统用串联电容器 第1部分:总则

    YS-China National Standards

    QB/T 2973-2008 Fur. PhYSical and mechanical tests. Determination of resistance to flame

    YS-China Light Industry Standards


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