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 5838.3-2015 Phosphors—Part 3: Test methods for properties
    荧光粉 第3部分:性能试验方法
    China National Standards
    Part

    English PDF
    GB/T 5838.2-2015 Phosphors—Part 2: Types
    荧光粉 第2部分:牌号
    China National Standards
    Part

    English PDF
    GB/T 5838.1-2015 Phosphors—Part 1: Terminology
    荧光粉 第1部分:术语
    China National Standards
    Part

    English PDF
    GB/T 325.5-2015 Packing containers—Steel drums—Part 5:Non-removable head(tight head)drums with a maximum total capacity of 200L
    包装容器 钢桶 第5部分:200L及以下闭口钢桶
    China National Standards
    Part

    English PDF
    GB/T 325.4-2015 Packing containers—Steel drums—Part 4:Removable head(open head)drums with a maximum total capacity of 200L
    包装容器 钢桶 第4部分:200L及以下全开口钢桶
    China National Standards
    Part

    English PDF
    GB/T 5594.8-2015 Test methods for properties of structure ceramic used in electronic components and device—Part 8: Test method for microstructure
    电子元器件结构陶瓷材料性能测试方法 第8部分:显微结构的测定方法
    China National Standards
    Part

    English PDF
    GB/T 5594.7-2015 Test methods for properties of structure ceramic used in electronic components and device—Part 7: Test method for liquid permeability
    电子元器件结构陶瓷材料性能测试方法 第7部分:透液性测定方法
    China National Standards
    Part

    English PDF
    GB/T 5594.6-2015 Test methods for properties of structure ceramics used in eletronic components and device—Part 6: Test method for chemical durability
    电子元器件结构陶瓷材料性能测试方法 第6部分:化学稳定性测试方法
    China National Standards
    Part

    English PDF
    GB/T 5594.4-2015 Test methods for properties of structure ceramic used in electronic components and device—Part 4: Test method for permittivity and dielectric loss angle tangent value
    电子元器件结构陶瓷材料性能测试方法 第4部分:介电常数和介质损耗角正切值的测试方法
    China National Standards
    Part

    English PDF
    GB/T 5594.3-2015 Test methods for properties of structure ceramic used in electronic components and device—Part 3: Test method for mean coefficient of linear expansion
    电子元器件结构陶瓷材料性能测试方法 第3部分:平均线膨胀系数测试方法
    China National Standards
    Part

    English PDF
    GB/T 31560.2-2015 Horizontal hobbing machines—Part 2: Specifications
    卧式滚齿机 第2部分:技术条件
    China National Standards
    Part

    English PDF
    GB/T 31560.1-2015 Horizontal hobbing machines—Part 1: Testing of the accuracy
    卧式滚齿机 第1部分:精度检验
    China National Standards
    Part

    English PDF
    GB/T 31556.2-2015 Packaging sacks—Description and method of measurement for dimension— Part 2:Sacks made from thermoplastic flexible film
    包装袋 尺寸描述和测量方法 第2部分:热塑性软质薄膜袋
    China National Standards
    Part

    English PDF
    GB/T 31556.1-2015 Packaging sacks—Description and method of measurement for dimension—Part 1: Paper sacks
    包装袋 尺寸描述和测量方法 第1部分:纸袋
    China National Standards
    Part

    English PDF
    GB/T 31495.3-2015 Information security technology—Indicator system of information security assurance and evaluation methods—Part 3: Implementation guide
    信息安全技术 信息安全保障指标体系及评价方法 第3部分:实施指南
    China National Standards
    Part

    English PDF
    GB/T 31495.2-2015 Information security technology—Indicator system of information security assurance and evaluation methods—Part 2: Indicator system
    信息安全技术 信息安全保障指标体系及评价方法 第2部分:指标体系
    China National Standards
    Part

    English PDF
    GB/T 31495.1-2015 Information security technology—Indicator system of information security assurance and evaluation methods—Part 1: Concepts and model
    信息安全技术 信息安全保障指标体系及评价方法 第1部分:概念和模型
    China National Standards
    Part

    English PDF
    GB/T 31490.7-2015 Community informationization—Part 7: Technical requirement for information system
    社区信息化 第7部分:信息系统技术要求
    China National Standards
    Part

    English PDF
    GB/T 31490.4-2015 Community informationization—Part 4: Data element dictionary
    社区信息化 第4部分:数据元素字典
    China National Standards
    Part

    English PDF
    GB/T 31490.1-2015 Community informationization—Part 1: General
    社区信息化 第1部分:总则
    China National Standards
    Part

    English PDF
    GB/T 18336.3-2015 Information technology—Security techniques—Evaluation criteria for IT security—Part 3: Security assurance components
    信息技术 安全技术 信息技术安全评估准则 第3部分:安全保障组件
    China National Standards
    Part

    English PDF
    GB/T 18336.2-2015 Information technology—Security techniques—Evaluation criteria for IT security—Part 2: Security functional components
    信息技术 安全技术 信息技术安全评估准则 第2部分:安全功能组件
    China National Standards
    Part

    English PDF
    GB/T 18336.1-2015 Information technology—Security techniques—Evaluation criteria for IT security—Part 1: Introduction and general model
    信息技术 安全技术 信息技术安全评估准则 第1部分:简介和一般模型
    China National Standards
    Part

    English PDF
    GB/T 17554.2-2015 Identification cards—Test methods—Part 2: Cards with magnetic stripes
    识别卡 测试方法 第2部分:带磁条的卡
    China National Standards
    Part

    English PDF
    GB/T 17173.2-2015 Information technology—Open systems interconnection—Distributed transaction processing—Part 2: OSI TP service
    信息技术 开放系统互连 分布式事务处理 第2部分:OSI TP服务
    China National Standards
    Part

    English PDF
    GB/T 17173.1-2015 Information technology—Open systems interconnection—Distributed transaction processing—Part 1:OSI TP model
    信息技术 开放系统互连 分布式事务处理 第1部分:OSI TP模型
    China National Standards
    Part

    English PDF
    GB/Z 25320.7-2015 Power systems management and associated information exchange—Data and communications security—Part 7: Network and system management (NSM) data object models
    电力系统管理及其信息交换 数据和通信安全 第7部分:网络和系统管理(NSM)的数据对象模型
    China National Standards
    Part

    English PDF
    GB/T 7251.7-2015 Low-voltage switchgear and controlgear assemblies—Part 7: Assemblies for specific applications such as marinas, camping sites, market squares, electric vehicles charging stations
    低压成套开关设备和控制设备 第7部分:特定应用的成套设备--如码头、露营地、市集广场、电动车辆充电站
    China National Standards
    Part

    English PDF
    GB/T 31523.2-2015 Safety information identification systems—Part 2: Setting principles and requirements
    安全信息识别系统 第2部分:设置原则与要求
    China National Standards
    Part

    English PDF
    GB/T 31523.1-2015 Safety information identification systems—Part 1: Signs
    安全信息识别系统 第1部分:标志
    China National Standards
    Part

    English PDF
    GB/T 31489.1-2015 DC extruded cable systems for power transmission at a rated voltage up to and including 500kV―Part 1: Test methods and requirements
    额定电压500kV及以下直流输电用挤包绝缘电力电缆系统 第1部分:试验方法和要求
    China National Standards
    Part

    English PDF
    GB/T 31487.3-2015 Direct current de-icing devices—Part 3:Tests
    直流融冰装置 第3部分:试验
    China National Standards
    Part

    English PDF
    GB/T 31487.2-2015 Direct current de-icing devices—Part 2:Thyristor valves
    直流融冰装置 第2部分:晶闸管阀
    China National Standards
    Part

    English PDF
    GB/T 31487.1-2015 Direct current de-icing devices—Part 1: System design and application guide
    直流融冰装置 第1部分:系统设计和应用导则
    China National Standards
    Part

    English PDF
    GB/T 31465.5-2015 RRoad vehicles—Fuse-link—Part 5: Fuse links with axial terminals (strip fuse-links)
    道路车辆 熔断器 第5部分:板型熔断器
    China National Standards
    Part

    English PDF
    GB/T 31465.4-2015 Road vehicles—Fuse-link—Part 4: Fuse-links with female contacts and bolt-in contacts
    道路车辆 熔断器 第4部分:插座式和螺栓式熔断器
    China National Standards
    Part

    English PDF
    GB/T 31465.3-2015 Road vehicles—Fuse-link—Part 3: Fuse-link with blade type
    道路车辆 熔断器 第3部分:片式熔断器
    China National Standards
    Part

    English PDF
    GB/T 31465.2-2015 Road vehicles—Fuse-link—Part 2: User,s guide
    道路车辆 熔断器 第2部分:用户指南
    China National Standards
    Part

    English PDF
    GB/T 31465.1-2015 Road vehicles—Fuse-link—Part 1: Definitions and general test requirements
    道路车辆 熔断器 第1部分:定义和通用试验要求
    China National Standards
    Part

    English PDF
    GB/T 20041.1-2015 Conduit systems for cable management—Part 1: General requirements
    电缆管理用导管系统 第1部分:通用要求
    China National Standards
    Part

    English PDF
    GB/T 13190.1-2015 Information and documentation—Thesauri and interoperability with other vocabularies—Part 1: Thesauri for information retrieval
    信息与文献 叙词表及与其他词表的互操作 第1部分:用于信息检索的叙词表
    China National Standards
    Part

    English PDF
    GB/T 7759.1-2015 Rubber,vulcanized or thermoplastic—Determination of compression set—Part 1: At ambient or elevated temperatures
    硫化橡胶或热塑性橡胶 压缩永久变形的测定 第1部分:在常温及高温条件下
    China National Standards
    Part

    English PDF
    GB/T 9284.1-2015 Binders for paints and varnishes—Determination of softening point—Part 1:Ring-and-ball method
    色漆和清漆用漆基 软化点的测定 第1部分:环球法
    China National Standards
    Part

    English PDF
    GB/T 5211.18-2015 General methods of test for pigments and extenders—Part 18: Determination of residue on sieve—Water method (Manual procedure)
    颜料和体质颜料通用试验方法 第18部分:筛余物的测定 水法(手工操作)
    China National Standards
    Part

    English PDF
    GB/T 3780.1-2015 Carbon black—Part 1:Test method for iodine adsorption number
    炭黑 第1部分:吸碘值试验方法
    China National Standards
    Part

    English PDF
    GB/T 30789.8-2015 Paints and varnishes—Evaluation of degradation of coatings—Designation of quantity and size of defects ,and of intensity of uniform changes in appearance—Part 8: Assessment of degree of delamination and corrosion around a scribe or other artificial
    色漆和清漆 涂层老化的评价 缺陷的数量和大小以及外观均匀变化程度的标识 第8部分:划线或其它人造缺陷周边剥离和腐蚀等级的评定
    China National Standards
    Part

    English PDF
    GB/T 30789.7-2015 Paints and varnishes—Evaluation of degradation of coatings—Designation of quantity and size of defects,and of intensity of uniform changes in appearance—Part 7: Assessment of degree of chalking by velvet method
    色漆和清漆 涂层老化的评价 缺陷的数量和大小以及外观均匀变化程度的标识 第7部分:天鹅绒布法评定粉化等级
    China National Standards
    Part

    English PDF
    GB/T 30789.6-2015 Paints and varnishes—Evaluation of degradation of coatings—Designation of quantity and size of defects,and of intensity of uniform changes in appearance—Part 6: Assessment of degree of chalking by tape method
    色漆和清漆 涂层老化的评价 缺陷的数量和大小以及外观均匀变化程度的标识 第6部分:胶带法评定粉化等级
    China National Standards
    Part

    English PDF
    GB/T 30648.5-2015 Paints and varnishes—Determination of resistance to liquids—Part 5: Temperature-gradient oven methods
    色漆和清漆 耐液体性的测定 第5部分:采用具有温度梯度的烘箱法
    China National Standards
    Part

    English PDF
    GB/T 30648.4-2015 Paints and varnishes—Determination of resistance to liquids—Part 4: Spotting methods
    色漆和清漆 耐液体性的测定 第4部分:点滴法
    China National Standards
    Part

    English PDF
    GB/T 30648.3-2015 Paints and varnishes—Determination of resistance to liquids—Part 3: Method using an absorbent medium
    色漆和清漆 耐液体性的测定 第3部分:利用吸收介质的方法
    China National Standards
    Part

    English PDF
    GB/T 30648.2-2015 Paints and varnishes—Determination of resistance to liquids—Part 2: Water immersion method
    色漆和清漆 耐液体性的测定 第2部分:浸水法
    China National Standards
    Part

    English PDF
    GB/T 18384.3-2015 Electrically propelled road vehicles—Safety specifications—Part 3: Protection of persons against electric shock
    电动汽车 安全要求 第3部分:人员触电防护
    China National Standards
    Part

    English PDF
    GB/T 18384.2-2015 Electrically propelled road vehicles—Safety specifications—Part 2: Vehicle operational safety means and protection against failures
    电动汽车 安全要求 第2部分:操作安全和故障防护
    China National Standards
    Part

    English PDF
    GB/T 18384.1-2015 Electrically propelled road vehicles—Safety specifications—Part 1: On-board rechargeable energy storage system(REESS)
    电动汽车 安全要求 第1部分:车载可充电储能系统(REESS)
    China National Standards
    Part

    English PDF
    GB/T 18241.5-2015 Rubber lining—Part 5:Anticorrosion lining with high temperature resistance for equipment
    橡胶衬里 第5部分:耐高温防腐衬里
    China National Standards
    Part

    English PDF
    GB/T 31396.2-2015 Machine tools—Dimensions and geometric tests for self-centring chucks with two-piece jaws—Part 2: Power-operated chucks with tongue and groove type jaws
    机床 分离爪自定心卡盘尺寸和几何精度检验 第2部分:键、槽配合型动力卡盘
    China National Standards
    Part

    English PDF
    GB/T 31396.1-2015 Machine tools—Dimensions and geometric tests for self-centring chucks with two-piece jaws—Part 1: Manually operated chucks with tongue and groove type jaws
    机床 分离爪自定心卡盘尺寸和几何精度检验 第1部分:键、槽配合型手动卡盘
    China National Standards
    Part

    English PDF
    GB/T 29165.4-2015 Petroleum and natural gas industries—Glass-reinforced plastics(GRP) piping—Part 4: Fabrication, installation and operation
    石油天然气工业 玻璃纤维增强塑料管 第4部分:装配、安装与运行
    China National Standards
    Part

    English PDF
    GB/T 29165.3-2015 Petroleum and natural gas industries—Glass-reinforced plastics (GRP) piping—Part 3: System design
    石油天然气工业 玻璃纤维增强塑料管 第3部分:系统设计
    China National Standards
    Part

    English PDF
    GB/T 17421.5-2015 Test code for machine tools—Part 5:Determination of the noise emission
    机床检验通则 第5部分:噪声发射的确定
    China National Standards
    Part

    English PDF
    GB/T 10916.2-2015 Agricultural wheeled tractors—Front-mounted equipment—Part 2:Stationary equipment connection
    农业轮式拖拉机 前置装置 第2部分:固定设备的连接
    China National Standards
    Part

    English PDF
    GB/T 5907.5-2015 Fire protection vocabulary—Part 5: Fire products
    消防词汇 第5部分:消防产品
    China National Standards
    Part

    English PDF
    GB/T 5907.4-2015 Fire protection vocabulary—Part 4: Fire investigation
    消防词汇 第4部分:火灾调查
    China National Standards
    Part

    English PDF
    GB/T 5907.3-2015 Fire protection vocabulary—Part 3: Fire fighting and rescue
    消防词汇 第3部分:灭火救援
    China National Standards
    Part

    English PDF
    GB/T 5907.2-2015 Fire protection vocabulary—Part 2: Fire prevention
    消防词汇 第2部分:火灾预防
    China National Standards
    Part

    English PDF
    GB/T 31540.4-2015 Fire safety engineering guide—Part 4: Detection, activation and suppression
    消防安全工程指南 第4部分:探测、启动和灭火
    China National Standards
    Part

    English PDF
    GB/T 31540.3-2015 Fire safety engineering guide—Part 3: Structural response and fire spread beyond the enclosure of origin
    消防安全工程指南 第3部分:结构响应和室内火灾的对外蔓延
    China National Standards
    Part

    English PDF
    GB/T 31540.2-2015 Fire safety engineering guide—Part 2:Initiation and development of fire and generation of fire effluents
    消防安全工程指南 第2部分:火灾发生、发展及烟气的生成
    China National Standards
    Part

    English PDF
    GB/T 31540.1-2015 Fire safety engineering guide—Part 1:Application of fire performance concepts to design objectives
    消防安全工程指南 第1部分:性能化在设计中的应用
    China National Standards
    Part

    English PDF
    GB/T 31455.7-2015 Intelligent system of bus rapid transit—Part 7: Interface specifications between public transport priority device and traffic signal control
    快速公交(BRT)智能系统 第7部分:公交优先设备与交通信号控制机通信数据接口规范
    China National Standards
    Part

    English PDF
    GB/T 31455.6-2015 Intelligent system of bus rapid transit—Part 6: Interface specifications between dispatch center and depot/platform control system
    快速公交(BRT)智能系统 第6部分:调度中心与场站站台控制系统通信数据接口规范
    China National Standards
    Part

    English PDF
    GB/T 31455.5-2015 Intelligent system of bus rapid transit—Part 5: Interface specifications between dispatch center and on-board information terminal
    快速公交(BRT)智能系统 第5部分:调度中心与车载信息终端通信数据接口规范
    China National Standards
    Part

    English PDF
    GB/T 31455.4-2015 Intelligent system of bus rapid transit—Part 4: Technical requirements of depot/platform control system and peripheral equipment
    快速公交(BRT)智能系统 第4部分:场站站台控制系统及外围设备技术要求
    China National Standards
    Part

    English PDF
    GB/T 31455.3-2015 Intelligent system of bus rapid transit—Part 3: Technical requirements of on-board information terminal and peripheral equipment
    快速公交(BRT)智能系统 第3部分:车载信息终端及车载外围设备技术要求
    China National Standards
    Part

    English PDF
    GB/T 31455.2-2015 Intelligent system of bus rapid transit—Part 2: Technical requirements of dispatch center system
    快速公交(BRT)智能系统 第2部分:调度中心系统技术要求
    China National Standards
    Part

    English PDF
    GB/T 31455.1-2015 Intelligent system of bus rapid transit—Part 1: General technical requirements
    快速公交(BRT)智能系统 第1部分:总体技术要求
    China National Standards
    Part

    English PDF
    GB/T 31439.2-2015 Guardrail—Part 2: Corrugated sheet steel thrie-beams for road guardrail
    波形梁钢护栏 第2部分:三波形梁钢护栏
    China National Standards
    Part

    English PDF
    GB/T 31439.1-2015 Guardrail—Part 1: Corrugated sheet steel W-beams for road guardrail
    波形梁钢护栏 第1部分:两波形梁钢护栏
    China National Standards
    Part

    English PDF
    GB/T 31467.3-2015 Lithium-ion traction battery pack and system for Electric vehicles—Part 3: Safety requirements and test methods
    电动汽车用锂离子动力蓄电池包和系统 第3部分:安全性要求与测试方法
    China National Standards
    Part

    English PDF
    GB/T 31467.2-2015 Lithium-ion traction battery pack and system for Electric vehicles—Part 2: Test specification for High energy applications
    电动汽车用锂离子动力蓄电池包和系统 第2部分:高能量应用测试规程
    China National Standards
    Part

    English PDF
    GB/T 31467.1-2015 Lithium-ion traction battery pack and system for Electric vehicles—Part 1: Test specification for High power applications
    电动汽车用锂离子动力蓄电池包和系统 第1部分:高功率应用测试规程
    China National Standards
    Part

    English PDF
    GB/T 31370.4-2015 Test mothod of flat panel display (FPD) color filters—Part 4: Chemical resistance
    平板显示器(FPD)彩色滤光片测试方法 第4部分:耐化学性
    China National Standards
    Part

    English PDF
    GB/T 31370.3-2015 Test mothod of flat panel display (FPD) color filters—Part 3: Heat resistance
    平板显示器(FPD)彩色滤光片测试方法 第3部分:耐热性
    China National Standards
    Part

    English PDF
    GB/T 31370.2-2015 Test mothod of flat panel display (FPD) color filters—Part 2: Light resistance
    平板显示器(FPD)彩色滤光片测试方法 第2部分:耐光性
    China National Standards
    Part

    English PDF
    GB/T 31370.1-2015 Test mothod of flat panel display (FPD) color filters—Part 1: Color and transmitance
    平板显示器(FPD)彩色滤光片测试方法 第1部分:颜色和透光率
    China National Standards
    Part

    English PDF
    GB/T 273.3-2015 Rolling bearings—Boundary dimensions,general plan—Part 3: Radial bearings
    滚动轴承 外形尺寸总方案 第3部分:向心轴承
    China National Standards
    Part

    English PDF
    GB/T 18488.2-2015 Drive motor system for electric vehicles—Part 2: Test methods
    电动汽车用驱动电机系统 第2部分:试验方法
    China National Standards
    Part

    English PDF
    GB/T 18488.1-2015 Drive motor system for electric vehicles—Part 1: Specification
    电动汽车用驱动电机系统 第1部分:技术条件
    China National Standards
    Part

    English PDF
    GB/T 20819.2-2015 Controllers with analogue signals for use in industrial-process control systems—Part 2: Guidance for inspection and routine testing
    工业过程控制系统用模拟信号调节器 第2部分:检查和例行试验导则
    China National Standards
    Part

    English PDF
    GB/T 20819.1-2015 Controllers with analogue signals for use in industrial-process control system—Part 1: Methods of evaluating the performance
    工业过程控制系统用模拟信号调节器 第1部分:性能评定方法
    China National Standards
    Part

    English PDF
    GB/T 17614.2-2015 Transmitters for use in industrial-process control systems—Part 2: Methods for inspection and roution testing
    工业过程控制系统用变送器 第2部分:检查和例行试验方法
    China National Standards
    Part

    English PDF
    GB/T 17614.1-2015 Transmitters for use in industrial-process control systems—Part 1: Methods for performance evaluation
    工业过程控制系统用变送器 第1部分:性能评定方法
    China National Standards
    Part

    English PDF
    GB/T 30032.1-2015 Mobile elevating work platforms—Design, calculations, safety requirements and test methods relative to special features—Part 1: MEWPs with retractable guardrail systems
    移动式升降工作平台 带有特殊部件的设计、计算、安全要求和试验方法 第1部分:装有伸缩式护栏系统的移动式升降工作平台
    China National Standards
    Part

    English PDF
    GB/T 31334.3-2015 Test methods for dipped canvas—Part 3: Stiffness
    浸胶帆布试验方法 第3部分:硬挺度
    China National Standards
    Part

    English PDF
    GB/T 31334.2-2015 Test methods for dipped canvas—Part 2: Yarn crimp on warp and density
    浸胶帆布试验方法 第2部分:经向卷曲度和密度
    China National Standards
    Part

    English PDF
    GB/T 31334.1-2015 Test methods for dipped canvas—Part 1: Adhesion strength
    浸胶帆布试验方法 第1部分:粘合强度
    China National Standards
    Part

    English PDF
    GB/T 7679.8-2015 Mining machinery terminology—Part 8:Calcining equipment
    矿山机械术语 第8部分:焙烧设备
    China National Standards
    Part

    English PDF
    GB/T 24218.18-2014 Textiles―Test methods for nonwovens―Part 18: Determination of breaking strength and elongation (grab method)
    纺织品 非织造布试验方法 第18部分:断裂强力和断裂伸长率的测定(抓样法)
    China National Standards
    Part

    English PDF
    GB/T 19981.2-2014 Textiles―Professional care,drycleaning and wetcleaning of fabrics and garments―Part 2: Procedure for testing performance when cleaning and finishing using tetrachloroethene
    纺织品 织物和服装的专业维护、干洗和湿洗 第2部分:使用四氯乙烯干洗和整烫时性能试验的程序
    China National Standards
    Part

    English PDF

    Find out:14234Items   |  To Page of: First -Previous-Next -Last  | [56] [57] [58] [59] [60] [61] [62]

     

    +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