China National Standards

China Part GB Standards English PDF List


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, Imported Commodity GB standards Testing and Compliance review services.
  •  China "Part" GB Standards English PDF List:
  • Standard  Code Standard Title Standard Class Order
    GB/T 6117.3-2010 End mills - Part 3: Milling cutters with 7:24 taper shanks
    立铣刀 第3部分:7:24锥柄立铣刀
    China National Standards
    Part

    English PDF
    GB/T 6117.2-2010 End mills - Part 2: Milling cutters with morse taper shanks
    立铣刀 第2部分:莫氏锥柄立铣刀
    China National Standards
    Part

    English PDF
    GB/T 6117.1-2010 End mills - Part 1: Milling cutters with parallel shanks
    立铣刀 第1部分:直柄立铣刀
    China National Standards
    Part

    English PDF
    GB/T 25389.2-2010 Wind turbine low-speed permanent magnet synchronous generator - Part 2: Testing methods
    风力发电机组 低速永磁同步发电机 第2部分:试验方法
    China National Standards
    Part

    English PDF
    GB/T 25389.1-2010 Wind turbine low-speed permanent magnet synchronous generator - Part 1: Technical conditions
    风力发电机组 低速永磁同步发电机 第1部分:技术条件
    China National Standards
    Part

    English PDF
    GB/T 25388.2-2010 Double-fed converter of wind turbine generator system - Part 2: Test method
    风力发电机组 双馈式变流器 第2部分:试验方法
    China National Standards
    Part

    English PDF
    GB/T 25388.1-2010 Double-fed converter of wind turbine generator system - Part 1: Technical condition
    风力发电机组 双馈式变流器 第1部分:技术条件
    China National Standards
    Part

    English PDF
    GB/T 25387.2-2010 Full-power converter of wind turbine generator systems - Part 2: Test method
    风力发电机组 全功率变流器 第2部分:试验方法
    China National Standards
    Part

    English PDF
    GB/T 25387.1-2010 Full-power converter of wind turbine generator systems - Part 1: Technical condition
    风力发电机组 全功率变流器 第1部分:技术条件
    China National Standards
    Part

    English PDF
    GB/T 25386.2-2010 Wind turbine generator system - Variable speed constant frequency control system - Part 2: Test method
    风力发电机组 变速恒频控制系统 第2部分:试验方法
    China National Standards
    Part

    English PDF
    GB/T 25386.1-2010 Wind turbine generator system variable speed constant frequency control system - Part 1: Technical condition
    风力发电机组 变速恒频控制系统 第1部分:技术条件
    China National Standards
    Part

    English PDF
    GB/T 25379.2-2010 Modular units for machine tools - Workholding pallets - Part 2: Workholding pallets of nominal size greater than 800 mm
    机床通用部件 工件随行托板 第2部分:名义尺寸大于800mm的工件随行托板
    China National Standards
    Part

    English PDF
    GB/T 25379.1-2010 Modular units for machine tools - Workholding pallets - Part 1: Workholding pallets up to 800 mm nominal size
    机床通用部件 工件随行托板 第1部分:名义尺寸至800mm的工件随行托板
    China National Standards
    Part

    English PDF
    GB/T 25376-2010 Metal-cutting machine tools - General specifications of machining Parts
    金属切削机床 机械加工件通用技术条件
    China National Standards
    Part

    English PDF
    GB/T 25365.1-2010 Electronic control common rail fuel injection system for diesel engines - Specifications - Part 1: Machinery
    柴油机电控共轨喷油系统总成 技术条件 第1部分:机械
    China National Standards
    Part

    English PDF
    GB/T 25364.2-2010 Turbocharger seal rings - Part 2: Test method
    涡轮增压器密封环 第2部分:检验方法
    China National Standards
    Part

    English PDF
    GB/T 25364.1-2010 Turbocharger seal rings - Part 1: General specifications
    涡轮增压器密封环 第1部分:技术条件
    China National Standards
    Part

    English PDF
    GB/T 25361.2-2010 Internal combustion engines - Piston pins - Part 2: Inspection measuring principles
    内燃机 活塞销 第2部分:检验规则
    China National Standards
    Part

    English PDF
    GB/T 25361.1-2010 Internal combustion engines - Piston pins - Part 1: General specifications
    内燃机 活塞销 第1部分:技术要求
    China National Standards
    Part

    English PDF
    GB/T 25343.5-2010 Railway applications - Welding of railway vehicles and components - Part 5: Inspection,testing and documentation
    铁路应用 轨道车辆及其零部件的焊接 第5部分:检验、试验及文件
    China National Standards
    Part

    English PDF
    GB/T 25343.4-2010 Railway applications - Welding of railway vehicles and components - Part 4: Production requirements
    铁路应用 轨道车辆及其零部件的焊接 第4部分:生产要求
    China National Standards
    Part

    English PDF
    GB/T 25343.3-2010 Railway applications - Welding of railway vehicles and components - Part 3: Design requirements
    铁路应用 轨道车辆及其零部件的焊接 第3部分:设计要求
    China National Standards
    Part

    English PDF
    GB/T 25343.2-2010 Railway applications - Welding of railway vehicles and components - Part 2: Quality requirements and certification of welding manufacturer
    铁路应用 轨道车辆及其零部件的焊接 第2部分:焊接制造商的质量要求及认证
    China National Standards
    Part

    English PDF
    GB/T 25343.1-2010 Railway applications - Welding of railway vehicles and components - Part 1: General
    铁路应用 轨道车辆及其零部件的焊接 第1部分:总则
    China National Standards
    Part

    English PDF
    GB/T 25341.2-2010 Quality of railway passenger service - Part 2:On board
    铁路旅客运输服务质量 第2部分:列车
    China National Standards
    Part

    English PDF
    GB/T 25341.1-2010 Quality of railway passenger service - Part 1:Station
    铁路旅客运输服务质量 第1部分:车站
    China National Standards
    Part

    English PDF
    GB/T 25338.2-2010 Switch machine for railway - Part 2: Test methods
    铁路道岔转辙机 第2部分:试验方法
    China National Standards
    Part

    English PDF
    GB/T 25338.1-2010 Switch machine for railway - Part 1: General specification
    铁路道岔转辙机 第1部分:通用技术条件
    China National Standards
    Part

    English PDF
    GB/T 25334.2-2010 Technical specification for railway locomotive car body - Part 2:Electric locomotiver car body
    铁道机车车体技术条件 第2部分:电力机车车体
    China National Standards
    Part

    English PDF
    GB/T 25334.1-2010 Technical specification for railway locomotive car body - Part 1: Diesel locomotiver car body
    铁道机车车体技术条件 第1部分:内燃机车车体
    China National Standards
    Part

    English PDF
    GB/T 18400.7-2010 Test conditions for machining centres - Part 7: Accuracy of a finished test piece
    加工中心检验条件 第7部分:精加工试件精度检验
    China National Standards
    Part

    English PDF
    GB/T 18400.5-2010 Test conditions for machining centres - Part 5: Accuracy and repeatability of positioning of work-holding pallets
    加工中心检验条件 第5部分:工件夹持托板的定位精度和重复定位精度检验
    China National Standards
    Part

    English PDF
    GB/T 18400.4-2010 Test conditions for machining centres - Part 4: Accuracy and repeatability of positioning of linear and rotary axes
    加工中心检验条件 第4部分:线性和回转轴线的定位精度和重复定位精度检验
    China National Standards
    Part

    English PDF
    GB/T 18400.2-2010 Test conditions for machining centres - Part 2: Geometric tests for machines with vertical spindle or universal heads with vertical primary rotary axis (vertical Z-axis)
    加工中心检验条件 第2部分:立式或带垂直主回转轴的万能主轴头机床几何精度检验(垂直Z轴)
    China National Standards
    Part

    English PDF
    GB/T 18400.1-2010 Test conditions for machining centres - Part 1: Geometric tests for machines with horizontal spindle and with accessory heads (horizontal Z -axis)
    加工中心检验条件 第1部分:卧式和带附加主轴头机床几何精度检验(水平Z轴)
    China National Standards
    Part

    English PDF
    GB/T 14099.5-2010 Gas turbines - Procurement - Part 5: Applications for petroleum and natural gas industries
    燃气轮机 采购 第5部分:在石油和天然气工业中的应用
    China National Standards
    Part

    English PDF
    GB/T 14099.4-2010 Gas turbines - Procurement - Part 4: Fuels and environment
    燃气轮机 采购 第4部分:燃料与环境
    China National Standards
    Part

    English PDF
    GB/T 1149.7-2010 Internal combustion engines - Piston rings - Part 7: Rectangular rings made of cast iron
    内燃机 活塞环 第7部分:矩形铸铁环
    China National Standards
    Part

    English PDF
    GB/T 1149.3-2010 Internal combustion engines - Piston rings - Part 3: Material specifications
    内燃机 活塞环 第3部分:材料规范
    China National Standards
    Part

    English PDF
    GB/T 1149.2-2010 Internal combustion engines - Piston rings - Part 2: Vocabulary
    内燃机 活塞环 第2部分:术语
    China National Standards
    Part

    English PDF
    GB/T 1149.11-2010 Internal combustion engines - Piston rings - Part 11: Half keystone rings made of cast iron
    内燃机 活塞环 第11部分:楔形铸铁环
    China National Standards
    Part

    English PDF
    GB/T 7187.1-2010 Fuel oil consumption for transportation ships - Part 1: Calculation method for marine ships
    运输船舶燃油消耗量 第1部分:海洋船舶计算方法
    China National Standards
    Part

    English PDF
    GB/T 18340.6-2010 Organic geochemical analysis methods for geological samples - Part 6:Determination of gasoline group component - Mass spectrometry
    地质样品有机地球化学分析方法 第6部分:汽油族组成测定 质谱法
    China National Standards
    Part

    English PDF
    GB/T 18340.5-2010 Organic geochemical analysis methods for geological samples - Part 5: Analysis of saturated hydrocarbons in rock extracts and crude oils - Gas chromatography
    地质样品有机地球化学分析方法 第5部分:岩石提取物和原油中饱和烃分析 气相色谱法
    China National Standards
    Part

    English PDF
    GB/T 18340.4-2010 Organic geochemical analysis methods for geological samples - Part 4:Determination of aromatic hydrocarbon group component in heavy fraction of oil - Mass spectrometry
    地质样品有机地球化学分析方法 第4部分:石油重馏分中芳香烃族组分测定 质谱法
    China National Standards
    Part

    English PDF
    GB/T 18340.3-2010 Organic geochemical analysis method for geological samples - Part 3: Determination of saturated hydrocarbon group components in heavy fraction of oil - Mass spectrometry
    地质样品有机地球化学分析方法 第3部分:石油重馏分中饱和烃族组分测定 质谱法
    China National Standards
    Part

    English PDF
    GB/T 18340.2-2010 Organic geochemical analysis method for geological samples - Part 2: Determination of organic carbon stable isotopic component - Isotopic mass spectrometry
    地质样品有机地球化学分析方法 第2部分:有机质稳定碳同位素测定 同位素质谱法
    China National Standards
    Part

    English PDF
    GB/T 18340.1-2010 Organic geochemical analysis methods for geological samples - Part 1: Analysis of light crude oils - Gas chromatography
    地质样品有机地球化学分析方法 第1部分:轻质原油分析 气相色谱法
    China National Standards
    Part

    English PDF
    GB/T 17418.7-2010 Methods for analysis of noble metals in geochemical samples - Part 7: Determination of platinum group elements - By nickel sulfide fire assay-inductively coupled plasma mass spectrometry
    地球化学样品中贵金属分析方法 第7部分:铂族元素量的测定 镍锍试金-电感耦合等离子体质谱法
    China National Standards
    Part

    English PDF
    GB/T 17418.6-2010 Methods for analysis of noble metals in geochemical samples - Part 6: Determination of platinum, palladium and gold content - Preconcentration by fire assay - emission spectrometry
    地球化学样品中贵金属分析方法 第6部分:铂量、钯量和金量的测定 火试金富集-发射光谱法
    China National Standards
    Part

    English PDF
    GB/T 17418.5-2010 Methods for analysis of noble metals in geochemical samples - Part 5: Determination of ruthenium and osmium content - Separationby distillation-catalytic spectrophotometric method
    地球化学样品中贵金属分析方法 第5部分:钌量和锇量的测定 蒸馏分离-催化分光光度法
    China National Standards
    Part

    English PDF
    GB/T 17418.4-2010 Methods for analysis of noble metals in geochemical samples - Part 4: Determination of iridium content - Preconcentration by thiourea-catalytic spectrophotometric method
    地球化学样品中贵金属分析方法 第4部分:铱量的测定 硫脲富集-催化分光光度法
    China National Standards
    Part

    English PDF
    GB/T 17418.3-2010 Methods for analysis of noble metals in geochemical samples - Part 3: Determination of palladium content - Preconcentration by thiourea - graphite furnace atomic absorption spectrophotometric method
    地球化学样品中贵金属分析方法 第3部分:钯量的测定 硫脲富集-石墨炉原子吸收分光光度法
    China National Standards
    Part

    English PDF
    GB/T 17418.2-2010 Methods for analysis of noble metals in geochemical samples - Part 2:Determination of platinum and rhodium content-Preconcentration by thiourea-catalytic polarographic method
    地球化学样品中贵金属分析方法 第2部分:铂量和铑量的测定 硫脲富集-催化极谱法
    China National Standards
    Part

    English PDF
    GB/T 17418.1-2010 Methods for analysis of noble metals in geochemical samples - Part 1:General rules and regulations
    地球化学样品中贵金属分析方法 第1部分:总则及一般规定
    China National Standards
    Part

    English PDF
    GB/T 17417.2-2010 Method for chemical analysis of rare earth ores - Part 2: Determination of scandium content
    稀土矿石化学分析方法 第2部分:钪量测定
    China National Standards
    Part

    English PDF
    GB/T 17417.1-2010 Method for chemical analysis of rare earth ores - Part 1: Determination of rare earths
    稀土矿石化学分析方法 第1部分:稀土分量测定
    China National Standards
    Part

    English PDF
    GB/T 17416.2-2010 Method for chemical analysis of Zirconium ores - Part 2: Determination of Zirconium and Hafnium contents
    锆矿石化学分析方法 第2部分:锆量和铪量测定
    China National Standards
    Part

    English PDF
    GB/T 17416.1-2010 Method for chemical analysis of Zirconium ores - Part 1: Determination of Zirconium- Hafnium oxide content
    锆矿石化学分析方法 第1部分:锆铪合量测定
    China National Standards
    Part

    English PDF
    GB/T 17415.2-2010 Methods for chemical analysis of tantalum and niobium ores - Part 2: Determination of niobium content
    钽矿石、铌矿石化学分析方法 第2部分:铌量测定
    China National Standards
    Part

    English PDF
    GB/T 17415.1-2010 Methods for chemical analysis of tantalum and niobium ores - Part 1: Determination of tantalum content
    钽矿石、铌矿石化学分析方法 第1部分:钽量测定
    China National Standards
    Part

    English PDF
    GB/T 17414.2-2010 Method for chemical analysis of Beryllium ores - Part 2:Determination of Beryllium content - Catalytic polarographic method
    铍矿石化学分析方法 第2部分:铍量测定 催化极谱法
    China National Standards
    Part

    English PDF
    GB/T 17414.1-2010 Method for chemical analysis of Beryllium ores - Part 1:Determination of Beryllium content - Eriochrome cyanine R photometric method
    铍矿石化学分析方法 第1部分:铍量测定 埃利罗菁R光度法
    China National Standards
    Part

    English PDF
    GB/T 17413.3-2010 Methods for chemical analysis of lithium、rubidium and cesium ores - Part 3: Determination of cesium content
    锂矿石、铷矿石、铯矿石化学分析方法 第3部分:铯量测定
    China National Standards
    Part

    English PDF
    GB/T 17413.2-2010 Methods for chemical analysis of lithium、rubidium and cesium ores - Part 2: Determination of rubidium content
    锂矿石、铷矿石、铯矿石化学分析方法 第2部分:铷量测定
    China National Standards
    Part

    English PDF
    GB/T 17413.1-2010 Methods for chemical analysis of lithium、rubidium and cesium ores - Part 1: Determination of lithium content
    锂矿石、铷矿石、铯矿石化学分析方法 第1部分:锂量测定
    China National Standards
    Part

    English PDF
    GB/T 14506.9-2010 Methods for chemical analysis of silicate rocks - Part 9: Determination of phosphorus pentoxide content
    硅酸盐岩石化学分析方法 第9部分:五氧化二磷量测定
    China National Standards
    Part

    English PDF
    GB/T 14506.8-2010 Methods for chemical analysis of silicate rocks - Part 8: Determination of titanium dioxide content
    硅酸盐岩石化学分析方法 第8部分:二氧化钛量测定
    China National Standards
    Part

    English PDF
    GB/T 14506.7-2010 Methods for chemical analysis of silicate rocks - Part 7: Determination of magnesium oxide content
    硅酸盐岩石化学分析方法 第7部分:氧化镁量测定
    China National Standards
    Part

    English PDF
    GB/T 14506.6-2010 Methods for chemical analysis of silicate rocks - Part 6: Determination of calcium oxide content
    硅酸盐岩石化学分析方法 第6部分:氧化钙量测定
    China National Standards
    Part

    English PDF
    GB/T 14506.5-2010 Methods for chemical analysis of silicate rocks - Part 5: Determination of ferric oxide content
    硅酸盐岩石化学分析方法 第5部分:总铁量测定
    China National Standards
    Part

    English PDF
    GB/T 14506.4-2010 Methods for chemical analysis of silicate rocks - Part 4: Determination of aluminium oxide content
    硅酸盐岩石化学分析方法 第4部分:三氧化二铝量测定
    China National Standards
    Part

    English PDF
    GB/T 14506.3-2010 Methods for chemical analysis of silicate rocks - Part 3: Determination of silicon dioxide content
    硅酸盐岩石化学分析方法 第3部分:二氧化硅量测定
    China National Standards
    Part

    English PDF
    GB/T 14506.30-2010 Methods for chemical analysis of silicate rocks - Part 30: Determination of 44 elements
    硅酸盐岩石化学分析方法 第30部分:44个元素量测定
    China National Standards
    Part

    English PDF
    GB/T 14506.29-2010 Methods for chemical analysis of silicate rocks - Part 29: Determination of 22 elements including rare earth elements
    硅酸盐岩石化学分析方法 第29部分:稀土等22个元素量测定
    China National Standards
    Part

    English PDF
    GB/T 14506.28-2010 Methods for chemical analysis of silicate rocks - Part 28: Determination of 16 major and minor elements content
    硅酸盐岩石化学分析方法 第28部分:16个主次成分量测定
    China National Standards
    Part

    English PDF
    GB/T 14506.26-2010 Methods for chemical analysis of silicate rocks - Part 26: Determination of cobalt content
    硅酸盐岩石化学分析方法 第26部分:钴量测定
    China National Standards
    Part

    English PDF
    GB/T 14506.25-2010 Methods for chemical analysis of silicate rocks - Part 25: Determination of molybdenum and tungsten content
    硅酸盐岩石化学分析方法 第25部分:钼和钨量测定
    China National Standards
    Part

    English PDF
    GB/T 14506.24-2010 Methods for chemical analysis of silicate rocks - Part 24: Determination of cadmium content
    硅酸盐岩石化学分析方法 第24部分:镉量测定
    China National Standards
    Part

    English PDF
    GB/T 14506.23-2010 Methods for chemical analysis of silicate rocks - Part 23: Determination of chromium content
    硅酸盐岩石化学分析方法 第23部分:铬量测定
    China National Standards
    Part

    English PDF
    GB/T 14506.22-2010 Methods for chemical analysis of silicate rocks - Part 22: Determination of vanadium content
    硅酸盐岩石化学分析方法 第22部分:钒量测定
    China National Standards
    Part

    English PDF
    GB/T 14506.2-2010 Methods for chemical analysis of silicate rocks - Part 2: Determination of combined water content
    硅酸盐岩石化学分析方法 第2部分:化合水量测定
    China National Standards
    Part

    English PDF
    GB/T 14506.21-2010 Methods for chemical analysis of silicate rocks - Part 21: Determination of nickel and cobalt content
    硅酸盐岩石化学分析方法 第21部分:镍和钴量测定
    China National Standards
    Part

    English PDF
    GB/T 14506.20-2010 Methods for chemical analysis of silicate rocks - Part 20: Determination of zinc content
    硅酸盐岩石化学分析方法 第20部分:锌量测定
    China National Standards
    Part

    English PDF
    GB/T 14506.19-2010 Methods for chemical analysis of silicate rocks - Part 19: Determination of lead content
    硅酸盐岩石化学分析方法 第19部分:铅量测定
    China National Standards
    Part

    English PDF
    GB/T 14506.18-2010 Methods for chemical analysis of silicate rocks - Part 18: Determination of copper content
    硅酸盐岩石化学分析方法 第18部分:铜量测定
    China National Standards
    Part

    English PDF
    GB/T 14506.17-2010 Methods for chemical analysis of silicate rocks - Part 17: Determination of strontium content
    硅酸盐岩石化学分析方法 第17部分:锶量测定
    China National Standards
    Part

    English PDF
    GB/T 14506.16-2010 Methods for chemical analysis of silicate rocks - Part 16: Determination of rubidium content
    硅酸盐岩石化学分析方法 第16部分:铷量测定
    China National Standards
    Part

    English PDF
    GB/T 14506.15-2010 Methods for chemical analysis of silicate rocks - Part 15: Determination of lithium content
    硅酸盐岩石化学分析方法 第15部分:锂量测定
    China National Standards
    Part

    English PDF
    GB/T 14506.14-2010 Methods for chemical analysis of silicate rocks - Part 14: Determination of ferrous oxide content
    硅酸盐岩石化学分析方法 第14部分:氧化亚铁量测定
    China National Standards
    Part

    English PDF
    GB/T 14506.13-2010 Methods for chemical analysis of silicate rocks - Part 13: Determination of sulfur content
    硅酸盐岩石化学分析方法 第13部分:硫量测定
    China National Standards
    Part

    English PDF
    GB/T 14506.12-2010 Methods for chemical analysis of silicate rocks - Part 12: Determination of fluorine content
    硅酸盐岩石化学分析方法 第12部分:氟量测定
    China National Standards
    Part

    English PDF
    GB/T 14506.1-2010 Methods for chemical analysis of silicate rocks - Part 1: Determination of hygroscopic water content
    硅酸盐岩石化学分析方法 第1部分:吸附水量测定
    China National Standards
    Part

    English PDF
    GB/T 14506.11-2010 Methods for chemical analysis of silicate rocks - Part 11: Determination of potassium oxide and sodium oxide content
    硅酸盐岩石化学分析方法 第11部分:氧化钾和氧化钠量测定
    China National Standards
    Part

    English PDF
    GB/T 14506.10-2010 Methods for chemical analysis of silicate rocks - Part 10: Determination of manganese oxide content
    硅酸盐岩石化学分析方法 第10部分:氧化锰量测定
    China National Standards
    Part

    English PDF
    GB/T 14353.9-2010 Methods for chemical analysis of copper ores, lead ores and zinc ores - Part 9: Determination of molybdenum content
    铜矿石、铅矿石和锌矿石化学分析方法 第9部分:钼量测定
    China National Standards
    Part

    English PDF
    GB/T 14353.8-2010 Methods for chemical analysis of copper ores, lead ores and zinc ores - Part 8: Determination of bismuth content
    铜矿石、铅矿石和锌矿石化学分析方法 第8部分:铋量测定
    China National Standards
    Part

    English PDF
    GB/T 14353.7-2010 Methods for chemical analysis of copper ores, lead ores and zinc ores - Part 7: Determination of arsenic content
    铜矿石、铅矿石和锌矿石化学分析方法 第7部分:砷量测定
    China National Standards
    Part

    English PDF
    GB/T 14353.6-2010 Methods for chemical analysis of copper ores, lead ores and zinc ores - Part 6: Determination of cobalt content
    铜矿石、铅矿石和锌矿石化学分析方法 第6部分:钴量测定
    China National Standards
    Part

    English PDF
    GB/T 14353.5-2010 Methods for chemical analysis of copper ores,lead ores and zinc ores - Part 5: Determination of nickel content
    铜矿石、铅矿石和锌矿石化学分析方法 第5部分:镍量测定
    China National Standards
    Part

    English PDF

    Find out:14234Items   |  To Page of: First -Previous-Next -Last  | [83] [84] [85] [86] [87] [88] [89]

     

    +86-755-25831330        sales@gbstandards.org 
    106# Zhongmao Mansion,No.1 Beizhan Road,Shenzhen,China
    ©  RJS Copyright  2001-2024 All Rights Reserved

    - Since 2001 -
    Focus on China Standards & Compliance Services

    www.rjs.cn

    China Licenses

    www.transcustoms.com

    China HS code & Tariff

    www.gbstandards.org

    China National Standards