China National Standards

China Mechanical 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 "Mechanical" GB Standards English PDF List:
  • Standard  Code Standard Title Standard Class Order
    GB/T 19408.6-2020 Agricultural vehicles—Mechanical connections between towed and towing vehicles—Part 6:Specifications for non-swivel clevis couplings
    农业车辆 挂车和牵引车的机械连接 第6部分:非摆动式U型钩的连接
    China National Standards
    Mechanical

    English PDF
    GB/T 18663.3-2020 Mechanical structures for electronic equipment—Tests for metric and inch system—Part 3: Electromagnetic shielding performance tests for cabinets and subracks
    电子设备机械结构 公制系列和英制系列的试验 第3部分:机柜和插箱的电磁屏蔽性能试验
    China National Standards
    Mechanical

    English PDF
    GB/T 3098.25-2020 Mechanical properties of fasteners—Guidance for the selection of stainless steels and nickel alloys for fasteners
    紧固件机械性能 不锈钢和镍合金紧固件选用指南
    China National Standards
    Mechanical

    English PDF
    GB/T 3098.24-2020 Mechanical properties of fasteners—Stainless steel and nickel alloys bolts, screws, studs and nuts for high temperature applications
    紧固件机械性能 高温用不锈钢和镍合金螺栓、螺钉、螺柱和螺母
    China National Standards
    Mechanical

    English PDF
    GB/T 39334.5-2020 Digital simulation of Mechanical products manufacturing process—Part 5: Requirements of typical process simulation
    机械产品制造过程数字化仿真 第5部分:典型工艺仿真要求
    China National Standards
    Mechanical

    English PDF
    GB/T 39334.4-2020 Digital simulation of Mechanical products manufacturing process—Part 4: Requirements of NC machining process simulation
    机械产品制造过程数字化仿真 第4部分:数控加工过程仿真要求
    China National Standards
    Mechanical

    English PDF
    GB/T 39334.3-2020 Digital simulation of Mechanical products manufacturing process—Part 3: Requirements of assembly workshop logistics simulation
    机械产品制造过程数字化仿真 第3部分:装配车间物流仿真要求
    China National Standards
    Mechanical

    English PDF
    GB/T 39334.2-2020 Digital simulation of Mechanical products manufacturing process—Part 2: Requirements of production line planning and layout simulation
    机械产品制造过程数字化仿真 第2部分:生产线规划和布局仿真要求
    China National Standards
    Mechanical

    English PDF
    GB/T 39334.1-2020 Digital simulation of Mechanical products manufacturing process—Part 1: General requirements
    机械产品制造过程数字化仿真 第1部分:通用要求
    China National Standards
    Mechanical

    English PDF
    GB/T 39483.1-2020 Rubber and plastics injection moulding machine—Interface —Part 1: Mechanical and electrical interface
    橡胶塑料注射成型机 接口 第1部分:机械和电气接口
    China National Standards
    Mechanical

    English PDF
    GB/T 50377-2019 Standard for installation and acceptance of Mechanical equipment in metallurgical mine
    矿山机电设备工程安装及验收标准
    China National Standards
    Mechanical

    English PDF
    GB/T 50402-2019 Standard for engineering installation acceptance of sintering Mechanical equipment
    烧结机械设备工程安装验收标准
    China National Standards
    Mechanical

    English PDF
    GB/T 50081-2019 Standard for test method of physical and Mechanical properties on concrete
    混凝土物理力学性能试验方法标准
    China National Standards
    Mechanical

    English PDF
    GB/T 37188.1-2019 Plastics—Acquisition and presentation of comparable multipoint data—Part 1: Mechanical properties
    塑料 可比多点数据的获得和表示 第1部分:机械性能
    China National Standards
    Mechanical

    English PDF
    GB/Z 38434-2019 Metallic materials—Guide to test pieces preparation for Mechanical testing
    金属材料 力学性能试验用试样制备指南
    China National Standards
    Mechanical

    English PDF
    GB/T 38341-2019 Micro-electroMechanical system technology—The reliability test methods of MEMS in integrated environments
    微机电系统(MEMS)技术 MEMS器件的可靠性综合环境试验方法
    China National Standards
    Mechanical

    English PDF
    GB/T 16702-2019 Design code for Mechanical components in nuclear island of pressurized water reactor nuclear power plants
    压水堆核电厂核岛机械设备设计规范
    China National Standards
    Mechanical

    English PDF
    GB/T 37188.1-2019 Plastics—Acquisition and presentation of comparable multipoint data—Part 1: Mechanical properties
    塑料 可比多点数据的获得和表示 第1部分:机械性能
    China National Standards
    Mechanical

    English PDF
    GB/T 38023-2019 Finishing requirements for parts and assemblies of the Mechanical watch movements
    机械手表机心零部件的精饰要求
    China National Standards
    Mechanical

    English PDF
    GB/T 38001.61-2019 Flexible display devices—Part 6-1: Mechanical stress test methods
    柔性显示器件 第6-1部分:机械应力试验方法
    China National Standards
    Mechanical

    English PDF
    GB/T 37903-2019 Reliability assessment method of NC Mechanical presses
    数控压力机可靠性评定方法
    China National Standards
    Mechanical

    English PDF
    GB/T 37400.8-2019 Heavy Mechanical general technical specification—Part 8:Forgings
    重型机械通用技术条件 第8部分:锻件
    China National Standards
    Mechanical

    English PDF
    GB/T 37400.7-2019 Heavy Mechanical general technical specification—Part 7:Repair welding for steel castings
    重型机械通用技术条件 第7部分:铸钢件补焊
    China National Standards
    Mechanical

    English PDF
    GB/T 37400.6-2019 Heavy Mechanical general technical specification—Part 6:Steel castings
    重型机械通用技术条件 第6部分:铸钢件
    China National Standards
    Mechanical

    English PDF
    GB/T 37400.3-2019 Heavy Mechanical general technical specification—Part 3:Welding parts
    重型机械通用技术条件 第3部分:焊接件
    China National Standards
    Mechanical

    English PDF
    GB/T 37400.16-2019 Heavy Mechanical general technical specification—Part 16:Hydraulic system
    重型机械通用技术条件 第16部分:液压系统
    China National Standards
    Mechanical

    English PDF
    GB/T 37400.14-2019 Heavy Mechanical general technical specification—Part 14: Nondestructive test of steel castings
    重型机械通用技术条件 第14部分:铸钢件无损探伤
    China National Standards
    Mechanical

    English PDF
    GB/T 15879.4-2019 Mechanical standardization of semiconductor devices—Part 4: Coding system and classification into forms of package outlines for semiconductor device packages
    半导体器件的机械标准化 第4部分:半导体器件封装外形的分类和编码体系
    China National Standards
    Mechanical

    English PDF
    GB/T 7190.3-2019 Mechanical draft cooling towers—Part 3:Closed circuit cooling towers
    机械通风冷却塔 第3部分:闭式冷却塔
    China National Standards
    Mechanical

    English PDF
    GB/T 37400.11-2019 Heavy Mechanical general technical specification—Part 11:Piping
    重型机械通用技术条件 第11部分:配管
    China National Standards
    Mechanical

    English PDF
    GB/T 37400.1-2019 Heavy Mechanical general technical specification—Part 1:Products inspection and test
    重型机械通用技术条件 第1部分:产品检验
    China National Standards
    Mechanical

    English PDF
    GB/T 37400.10-2019 Heavy Mechanical general technical specification—Part 10:Assembling
    重型机械通用技术条件 第10部分:装配
    China National Standards
    Mechanical

    English PDF
    GB/T 14048.14-2019 Low-voltage switchgear and controlgear—Part 5-5: Control circuit devices and switching elements—Electrical emergency stop device with Mechanical latching function
    低压开关设备和控制设备 第5-5部分:控制电路电器和开关元件 具有机械锁闩功能的电气紧急制动装置
    China National Standards
    Mechanical

    English PDF
    GB/T 37400.4-2019 Heavy Mechanical general technical specification—Part 4:Iron castings
    重型机械通用技术条件 第4部分:铸铁件
    China National Standards
    Mechanical

    English PDF
    GB/T 37400.15-2019 Heavy Mechanical general technical specification—Part 15:Nondestructive test of steel forgings
    重型机械通用技术条件 第15部分:锻钢件无损探伤
    China National Standards
    Mechanical

    English PDF
    GB/T 37400.13-2019 Heavy Mechanical general technical specification—Part 9:Machining parts
    重型机械通用技术条件 第13部分:包装
    China National Standards
    Mechanical

    English PDF
    GB/T 37400.12-2019 Heavy Mechanical general technical specification—Part 5:Nonferrous metal casting
    重型机械通用技术条件 第12部分:涂装
    China National Standards
    Mechanical

    English PDF
    GB/T 37400.9-2019 Heavy Mechanical general technical specification—Part 2:Flame cutting parts
    重型机械通用技术条件 第9部分:切削加工件
    China National Standards
    Mechanical

    English PDF
    GB/T 37400.5-2019 Heavy Mechanical general technical specification—Part 13:Packaging
    重型机械通用技术条件 第5部分:有色金属铸件
    China National Standards
    Mechanical

    English PDF
    GB/T 37400.2-2019 Heavy Mechanical general technical specification—Part 12:Painting
    重型机械通用技术条件 第2部分:火焰切割件
    China National Standards
    Mechanical

    English PDF
    GB/T 19290.6-2018 Modular order for the development of Mechanical structures for electronic equipment practices—Part 2-4: Sectional specification—Interface co-ordination dimensions for the 25 mm equipment practice—Adaptation dimensions for subracks or chassis applica
    发展中的电子设备构体机械结构模数序列-第2-4部分:分规范-25-mm设备构体的接口协调尺寸-适用于符合IEC-60297-3-100(19-in)机柜或机架的插箱或机箱的适配尺寸
    China National Standards
    Mechanical

    English PDF
    GB/T 19520.18-2018 Mechanical structures for electronic equipment—Dimensions of mechanical structures of the 482.6 mm (19 in) series—Part 3-106: Adaptation dimensions for subracks and chassis applicable with metric cabinets or racks in accordance with IEC 60917-2-1
    电子设备机械结构-482.6-mm(19-in)系列机械结构尺寸-第3-106部分:适用于符合IEC-60917-2-1公制机柜或机架的插箱和机箱的适配尺寸
    China National Standards
    Mechanical

    English PDF
    GB/T 37048-2018 Technical specification for lightning protection of expressway electroMechanical systems
    高速公路机电系统防雷技术规范
    China National Standards
    Mechanical

    English PDF
    GB/T 37257-2018 Wind turbines—Measurement of Mechanical loads
    风力发电机组-机械载荷测量
    China National Standards
    Mechanical

    English PDF
    GB/T 37145-2018 Cabinets for low-voltage switchgear—Mechanical structures for drawout functional unit
    低压机柜-抽出式功能单元机械结构
    China National Standards
    Mechanical

    English PDF
    GB/T 5170.13-2018 Inspection methods for environmental testing equipments—Part 13: Mechanical vibrating type system for vibration(sinusoidal) test
    环境试验设备检验方法-第13部分:振动(正弦)试验用机械式振动系统
    China National Standards
    Mechanical

    English PDF
    GB/T 7190.2-2018 Mechanical draft cooling towers—Part 2:Large open cooling towers
    机械通风冷却塔-第2部分:大型开式冷却塔
    China National Standards
    Mechanical

    English PDF
    GB/T 7190.1-2018 Mechanical draft cooling towers—Part 1:Medium and small open cooling towers
    机械通风冷却塔-第1部分:中小型开式冷却塔
    China National Standards
    Mechanical

    English PDF
    GB/T 37144-2018 Cabinets for low-voltage switchgear—Electrical Mechanical structures
    低压机柜-电气机械结构
    China National Standards
    Mechanical

    English PDF
    GB/T 50551-2018 Pellet Mechanical equipment engineering installation and quality acceptance criteria
    球团机械设备工程安装及质量验收标准
    China National Standards
    Mechanical

    English PDF
    GB/T 36235-2018 Mechanical automatic strapping machine
    机械式自动捆扎机
    China National Standards
    Mechanical

    English PDF
    GB/T 11349.1-2018 Mechanical vibration and shock—Experimental determination of mechanical mobility—Part 1: Basic terms and definitions, and transducer specifications
    机械振动与冲击 机械导纳的试验确定 第1部分:基本术语与定义、传感器特性
    China National Standards
    Mechanical

    English PDF
    GB/T 35091-2018 Straight-sided high-speed Mechanical power presses—Types and basic parameters
    闭式高速压力机 型式与基本参数
    China National Standards
    Mechanical

    English PDF
    GB/T 35016-2018 Continuous Mechanical handling equipment—Loading and unloading—Safety code
    连续搬运机械 装卸机械 安全规范
    China National Standards
    Mechanical

    English PDF
    GB/T 2975-2018 Steel and steel products—Location and preparation of samples and test pieces for Mechanical testing
    钢及钢产品 力学性能试验取样位置及试样制备
    China National Standards
    Mechanical

    English PDF
    GB/T 17948.6-2018 Rotating electrical machines—Functional evaluation of insulation systems—Test procedures for form-wound windings—Evaluation of thermoMechanical endurance of insulation systems
    旋转电机 绝缘结构功能性评定 成型绕组试验规程 绝缘结构热机械耐久性评定
    China National Standards
    Mechanical

    English PDF
    GB/T 36434-2018 Complex Mechanical watch movements—Terminology for parts and assemblies of perpetual calendar and repeater mechanism
    复杂机械手表机心 万年历和打簧机构零部件的名称
    China National Standards
    Mechanical

    English PDF
    GB/T 36295-2018 Mechanical magnetic proximity switches for household and similar use
    家用和类似用途机械式磁性接近开关
    China National Standards
    Mechanical

    English PDF
    GB/T 21711.7-2018 ElectroMechanical elementary relays—Part 7:Test and measurement procedures
    基础机电继电器 第7部分:试验和测量程序
    China National Standards
    Mechanical

    English PDF
    GB/T 15879.5-2018 Mechanical standardization of semiconductor devices—Part 5: Recommendations applying to tape automated bonding(TAB) of integrated circuits
    半导体器件的机械标准化 第5部分:用于集成电路载带自动焊(TAB)的推荐值
    China National Standards
    Mechanical

    English PDF
    GB/T 4937.22-2018 Semiconductor devices—Mechanical and climatic test methods—Part 22: Bond strength
    半导体器件 机械和气候试验方法 第22部分:键合强度
    China National Standards
    Mechanical

    English PDF
    GB/T 36800.1-2018 Plastics—ThermoMechanical analysis(TMA)—Part 1:General principles
    塑料 热机械分析法(TMA) 第1部分:通则
    China National Standards
    Mechanical

    English PDF
    GB/T 36800.2-2018 Plastics—ThermoMechanical analysis(TMA)—Part 2: Determination of coefficient of linear thermal expansion and glass transition temperature
    塑料 热机械分析法(TMA) 第2部分:线性热膨胀系数和玻璃化转变温度的测定
    China National Standards
    Mechanical

    English PDF
    GB/T 4937.21-2018 Semiconductor devices—Mechanical and climatic test methods—Part 21: Solderability
    半导体器件 机械和气候试验方法 第21部分:可焊性
    China National Standards
    Mechanical

    English PDF
    GB/T 4937.14-2018 Semiconductor devices—Mechanical and climatic test methods—Part 14: Robustness of terminations(lead integrity)
    半导体器件 机械和气候试验方法 第14部分:引出端强度(引线牢固性)
    China National Standards
    Mechanical

    English PDF
    GB/T 4937.201-2018 Semiconductor devices—Mechanical and climatic test methods—Part 20-1: Handling, packing, labelling and shipping of surface-mount devices sensitive to the combined effect of moisture and soldering heat
    半导体器件 机械和气候试验方法 第20-1部分:对潮湿和焊接热综合影响敏感的表面安装器件的操作、包装、标志和运输
    China National Standards
    Mechanical

    English PDF
    GB/T 4937.13-2018 Semiconductor devices—Mechanical and climatic test methods—Part 13: Salt atmosphere
    半导体器件 机械和气候试验方法 第13部分:盐雾
    China National Standards
    Mechanical

    English PDF
    GB/T 4937.20-2018 Semiconductor devices—Mechanical and climatic test methods—Part 20: Resistance of plastic encapsulated SMDs to the combined effect of moisture and soldering heat
    半导体器件 机械和气候试验方法 第20部分:塑封表面安装器件耐潮湿和焊接热综合影响
    China National Standards
    Mechanical

    English PDF
    GB/T 4937.15-2018 Semiconductor devices—Mechanical and climatic test methods—Part 15: Resistance to soldering temperature for through-hole mounted devices
    半导体器件 机械和气候试验方法 第15部分:通孔安装器件的耐焊接热
    China National Standards
    Mechanical

    English PDF
    GB/T 4937.12-2018 Semiconductor devices—Mechanical and climatic test methods—Part 12: Vibration, variable frequency
    半导体器件 机械和气候试验方法 第12部分:扫频振动
    China National Standards
    Mechanical

    English PDF
    GB/T 4937.18-2018 Semiconductor devices—Mechanical and climatic test methods—Part 18: Ionizing radiation (total dose)
    半导体器件 机械和气候试验方法 第18部分:电离辐照(总剂量)
    China National Standards
    Mechanical

    English PDF
    GB/T 17737.302-2018 Coaxial communication cables—Part 1-302: Mechanical test methods—Test for eccentricity
    同轴通信电缆 第1-302部分:机械试验方法 偏心度试验
    China National Standards
    Mechanical

    English PDF
    GB/T 4937.19-2018 Semiconductor devices—Mechanical and climatic test methods—Part 19: Die shear strength
    半导体器件 机械和气候试验方法 第19部分:芯片剪切强度
    China National Standards
    Mechanical

    English PDF
    GB/T 4937.30-2018 Semiconductor devices—Mechanical and climatic test methods—Part 30: Preconditioning of non-hermetic surface mount devices prior to reliability testing
    半导体器件 机械和气候试验方法 第30部分:非密封表面安装器件在可靠性试验前的预处理
    China National Standards
    Mechanical

    English PDF
    GB/T 36611-2018 Mechanical properties measurement—Room temperature tensile test of Ag-and/or Ag alloy-sheathed Bi-2223 and Bi-2212 composite superconductors
    力学性能测量 Ag和/或Ag合金包套Bi-2223和Bi-2212复合超导体室温拉伸试验方法
    China National Standards
    Mechanical

    English PDF
    GB/T 17737.107-2018 Coaxial communication cables—Part 1-107: Electrical test methods—Test for cable microphony charge level (Mechanically induced noise)
    同轴通信电缆 第1-107部分:电气试验方法 电缆颤噪电荷电平(机械感应噪声)试验
    China National Standards
    Mechanical

    English PDF
    GB/T 4937.17-2018 Semiconductor devices—Mechanical and climatic test methods—Part 17: Neutron irradiation
    半导体器件 机械和气候试验方法 第17部分:中子辐照
    China National Standards
    Mechanical

    English PDF
    GB 36726-2018 Mechanical equipment on stages—Fire curtain
    舞台机械 刚性防火隔离幕
    China National Standards
    Mechanical

    English PDF
    GB/T 4937.11-2018 Semiconductor devices—Mechanical and climatic test methods—Part 11: Rapid change of temperature—Two-fluid-bath method
    半导体器件 机械和气候试验方法 第11部分:快速温度变化 双液槽法
    China National Standards
    Mechanical

    English PDF
    GB/T 35978-2018 Remanufacturing—Technical specifications for inspection of Mechanical products
    再制造 机械产品检验技术导则
    China National Standards
    Mechanical

    English PDF
    GB/T 35977-2018 Remanufacturing—Technical specifications for surface repair of Mechanical products
    再制造 机械产品表面修复技术规范
    China National Standards
    Mechanical

    English PDF
    GB/T 35980-2018 Remanufacturing engineering design of Mechanical products—Guideline
    机械产品再制造工程设计 导则
    China National Standards
    Mechanical

    English PDF
    GB/T 35982-2018 Mechanical vibration and shock—Coupling forces at the man-machine interface for hand-transmitted vibration
    机械振动与冲击 手传振动人机界面的耦合力
    China National Standards
    Mechanical

    English PDF
    GB/T 29716.2-2018 Mechanical vibration and shock—Signal processing—Part 2: Time domain windows for Fourier Transform analysis
    机械振动与冲击 信号处理 第2部分:傅里叶变换分析的时域窗
    China National Standards
    Mechanical

    English PDF
    GB/T 29716.4-2018 Mechanical vibration and shock—Signal processing—Part4:Shock-response spectrum analysis
    机械振动与冲击 信号处理 第4部分:冲击响应谱分析
    China National Standards
    Mechanical

    English PDF
    GB/T 36007-2018 General specifications of Mechanical weeding robots
    锄草机器人通用技术条件
    China National Standards
    Mechanical

    English PDF
    GB/T 36013-2018 Safety requirements for Mechanical weeding robots
    锄草机器人安全要求
    China National Standards
    Mechanical

    English PDF
    GB/T 17737.310-2018 Coaxial communication cables—Part 1-310: Mechanical test methods—Test for torsion characteristics of copper-clad metals
    同轴通信电缆 第1-310部分:机械试验方法 铜包金属的扭转特性试验
    China National Standards
    Mechanical

    English PDF
    GB/T 35854-2018 Mechanical vibration measurement and evaluation for the wind turbines and their components
    风力发电机组及其组件机械振动测量与评估
    China National Standards
    Mechanical

    English PDF
    GB/T 36012-2018 Performance criteria and related test methods of Mechanical weeding robots
    锄草机器人性能规范及其试验方法
    China National Standards
    Mechanical

    English PDF
    GB/T 17737.318-2018 Coaxial communication cables—Part 1-318: Mechanical test methods—Heat performance tests
    同轴通信电缆 第1-318部分:机械试验方法 热性能试验
    China National Standards
    Mechanical

    English PDF
    GB/T 17737.314-2018 Coaxial communication cables—Part 1-314: Mechanical test methods—Test for cable bending
    同轴通信电缆 第1-314部分:机械试验方法 电缆的弯曲试验
    China National Standards
    Mechanical

    English PDF
    GB/T 17737.301-2018 Coaxial communication cables—Part 1-301: Mechanical test methods—Test for ovality
    同轴通信电缆 第1-301部分:机械试验方法 椭圆度试验
    China National Standards
    Mechanical

    English PDF
    GB/T 17737.324-2018 Coaxial communication cables—Part 1-324: Mechanical test methods—Test for abrasion resistance of cable
    同轴通信电缆 第1-324部分:机械试验方法 电缆耐磨性试验
    China National Standards
    Mechanical

    English PDF
    GB/T 17737.308-2018 Coaxial communication cables—Part 1-308: Mechanical test methods—Test for tensile strength and elongation for copper-clad metals
    同轴通信电缆 第1-308部分:机械试验方法 铜包金属的抗拉强度和延伸率试验
    China National Standards
    Mechanical

    English PDF
    GB/T 17737.325-2018 Coaxial communication cables—Part 1-325: Mechanical test methods—Aeolian vibration
    同轴通信电缆 第1-325部分:机械试验方法 风激振动试验
    China National Standards
    Mechanical

    English PDF
    GB/T 17737.317-2018 Coaxial communication cables—Part 1-317: Mechanical test methods—Test for crush resistance of cable
    同轴通信电缆 第1-317部分:机械试验方法 电缆抗压试验
    China National Standards
    Mechanical

    English PDF
    GB/T 34898-2017 Micro electroMechanical system technology—Test method for the nonlinear vibration of the MEMS resonant sensitive element
    微机电系统(MEMS)技术 MEMS谐振敏感元件非线性振动测试方法
    China National Standards
    Mechanical

    English PDF
    GB/T 34894-2017 Micro-electroMechanical system technology—Measuring method for strain gradient measurements of MEMS microstructures using an optical interferometer
    微机电系统(MEMS)技术 基于光学干涉的MEMS微结构应变梯度测量方法
    China National Standards
    Mechanical

    English PDF
    GB/T 34900-2017 Micro-electroMechanical system technology—Measuring method for residual strain measurements of MEMS microstructures using an optical interferometer
    微机电系统(MEMS)技术 基于光学干涉的MEMS微结构残余应变测量方法
    China National Standards
    Mechanical

    English PDF

    Find out:804Items   |  To Page of: First -Previous-Next -Last  | 1 2 3 4 5 6 7 8 9

     

    +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