China National Standards

China change GB Standards List


  •  China "change" GB Standards List:
  • Standard  Code Standard Title Standard Class Order
    GB/T 46848.8-2025 Technical Product Documents - Product Design Data Management Requirements - Part 8: change Management {译}
    技术产品文件 - 产品设计数据管理要求 - 第8部分:更改管理
    China National Standards
    change

    English PDF
    GB/T 18300-2025 Automatic Control Sodium Ion Exchanger Technical Conditions {译}
    自动控制钠离子交换器技术条件
    China National Standards
    change

    English PDF
    GB/T 46528-2025 International Logistics Supply Chain System - Requirements for Exchange of Dry Bulk Cargo Status Monitoring Information {译}
    国际物流供应链系统 - 干散货物流状态监测信息交换要求
    China National Standards
    change

    English PDF
    GB/T 46529-2025 International Logistics Supply Chain System - Requirements for Dispatch Information Exchange {译}
    国际物流供应链系统 - 调度信息交换要求
    China National Standards
    change

    English PDF
    GB/T 20818.92-2025 Industrial Process Measurement and Control - Data Structures and Elements in Process Equipment Catalog - Part 92: Attribute List (LOP) for Electronic Data Exchange of Measuring Equipment - LOPs Aspects {译}
    工业过程测量和控制 - 过程设备目录中的数据结构和元素 - 第92部分:测量设备电子数据交换用属性列表(LOP) - LOPs方面
    China National Standards
    change

    English PDF
    GB/T 20818.243-2025 Industrial Process Measurement and Control - Data Structures and Elements in Process Equipment Catalog - Part 243: Attribute Lists (LOPs) for Electronic Data Exchange of Flow Control Accessories {译}
    工业过程测量和控制 - 过程设备目录中的数据结构和元素 - 第243部分:流量调节配件电子数据交换用属性列表(LOPs)
    China National Standards
    change

    English PDF
    GB/T 20818.242-2025 Industrial Process Measurement and Control - Data Structures and Elements in Process Equipment Catalog - Part 242: Attribute Lists for Electronic Data Exchange of Valve/Actuator Accessories (LOPs) {译}
    工业过程测量和控制 - 过程设备目录中的数据结构和元素 - 第242部分:阀门/执行器附件电子数据交换用属性列表(LOPs)
    China National Standards
    change

    English PDF
    GB/T 5159-2025 Metal Powders (Excluding Powders for Hard Alloys) - Methods for Determining Dimensional changes Related to Forming and Sintering {译}
    金属粉末(不包括硬质合金用粉) - 与成型和烧结有联系的尺寸变化的测定方法
    China National Standards
    change

    English PDF
    GB/T 10230.2-2025 Tap changers - Part 2: Application Guidelines {译}
    分接开关 - 第2部分:应用导则
    China National Standards
    change

    English PDF
    GB/T 10944.3-2025 Automatic Tool changer 7:24 Taper Tool Shanks - Part 3: AD, AF, UD, UF, JD, and JF Type Rivets {译}
    自动换刀7:24圆锥工具柄 - 第3部分:AD、AF、UD、UF、JD - 和JF型拉钉
    China National Standards
    change

    English PDF
    GB/T 7408.2-2025 Date and Time - Representation for Information Exchange - Part 2: - Extension {译}
    日期和时间 - 信息交换表示法 - 第2部分: - 扩展
    China National Standards
    change

    English PDF
    GB/T 17699.4-2025 Electronic data interchange for administration, commerce and transport - Part 4: Code lists {译}
    行政、商业和运输业电子数据交换 - 第4部分:代码表
    China National Standards
    change

    English PDF
    GB/T 46457.1-2025 Internet of Things - 470 MHz/2.4 GHz Band Sensor Network Communications and Information Exchange - Part 1: Physical Layer Requirements and Link Layer Protocol {译}
    物联网 - 470MHz/2.4GHz频段传感网通信与信息交换 - 第1部分:物理层要求及链路层协议
    China National Standards
    change

    English PDF
    GB/T 5760-2025 Plastics - Ion Exchange Resins - Determination of Exchange Capacity of Hydroxyl-Type Anion Exchange Resins {译}
    塑料 - 离子交换树脂 - 氢氧型阴离子交换树脂交换容量的测定
    China National Standards
    change

    English PDF
    GB/T 5759-2025 Plastics - Ion Exchange Resins - Determination of Moisture Content of Hydroxyl-Type Anion Exchange Resins by Centrifugation {译}
    塑料 - 离子交换树脂 - 离心法测定氢氧型阴离子交换树脂的含水量
    China National Standards
    change

    English PDF
    GB/T 46400-2025 Textiles - Determination of Pore Characteristics - Gas-Liquid Exchange Method {译}
    纺织品 - 孔径特征的测定 - 气液置换法
    China National Standards
    change

    English PDF
    GB/T 46360-2025 Technical Requirements for Public Security Video Image Information Sharing and Exchange Network {译}
    公共安全视频图像信息共享交换网络技术要求
    China National Standards
    change

    English PDF
    GB/T 46356-2025 Technical Requirements for Public Security Video Image Sharing and Exchange Platform {译}
    公共安全视频图像共享交换平台技术要求
    China National Standards
    change

    English PDF
    GB/T 46461.2-2025 Global Navigation Satellite System (GNSS) Ship Emergency Positioning Information Service System - Part 2: Emergency Radio Beacon and Emergency Rescue Center Information Exchange Protocol {译}
    全球卫星导航系统(GNSS)船舶应急定位信息服务系统 - 第2部分:应急无线电示位标与应急救援中心信息交换协议
    China National Standards
    change

    English PDF
    GB/T 30290.2-2025 BeiDou Satellite Positioning Vehicle Information Service System - Part 2: Information Exchange Protocol Between On-Board Terminals and Service Centers {译}
    北斗卫星定位车辆信息服务系统 - 第2部分:车载终端与服务中心信息交换协议
    China National Standards
    change

    English PDF
    GB/T 44130.5-2025 Information Exchange for Electric Vehicle Charging and Swapping Services - Part 5: Data Transmission and Security {译}
    电动汽车充换电服务信息交换 - 第5部分:数据传输及安全
    China National Standards
    change

    English PDF
    GB/T 44130.4-2025 Information Exchange for Electric Vehicle Charging and Battery Swapping Services - Part 4: Information Exchange Between Charging/Swapping Equipment and Service Platforms {译}
    电动汽车充换电服务信息交换 - 第4部分:充换电设备与服务平台信息交换
    China National Standards
    change

    English PDF
    GB/T 44130.3-2025 Information Exchange for Electric Vehicle Charging and Battery Swapping Services - Part 3: Business Information Exchange Specification {译}
    电动汽车充换电服务信息交换 - 第3部分:业务信息交换规范
    China National Standards
    change

    English PDF
    GB/T 44130.2-2025 Information Exchange for Electric Vehicle Charging and Battery Swapping Services - Part 2: Public Information Exchange Specification {译}
    电动汽车充换电服务信息交换 - 第2部分: - 公共信息交换规范
    China National Standards
    change

    English PDF
    GB/T 20042.4-2025 Proton Exchange Membrane Fuel Cells - Part 4: Electrode Catalyst Test Methods {译}
    质子交换膜燃料电池 - 第4部分:电催化剂测试方法
    China National Standards
    change

    English PDF
    GB/T 46131-2025 Technical Requirements and Test Methods for Tap changers for Ultra-High Voltage Transformers {译}
    特高压变压器用分接开关技术要求与试验方法
    China National Standards
    change

    English PDF
    GB/T 45987-2025 Information Technology - Telecommunications and Information Exchange between Systems - Local and Metropolitan Area Networks - Specific Requirements Request for Reliability - Frame Replication and Elimination {译}
    信息技术-系统间的远程通信和信息交换-局域网和城域网-特定要求-用于可靠性的帧复制和消除
    China National Standards
    change

    English PDF
    GB/T 45963.5-2025 Digital government architecture framework - Part 5: Information exchange model {译}
    数字政府架构框架-第5部分:信息交换模型
    China National Standards
    change

    English PDF
    GB/T 45895-2025 Anesthetic and Respiratory Equipment - Dimensions for Low-Pressure Fittings with Non-Interchangeable Threads (NIST) for Medical Gases {译}
    麻醉和呼吸设备-医用气体不可互换螺纹(NIST)低压接头的尺寸
    China National Standards
    change

    English PDF
    GB/T 33341-2025 Electric Vehicle Quick-change Battery Box Rack {译}
    电动汽车快换电池箱架
    China National Standards
    change

    English PDF
    GB/T 45800.2-2025 National integrated government big data system - Part 2: Requirements for data sharing and exchange {译}
    全国一体化政务大数据体系-第2部分:数据共享交换要求
    China National Standards
    change

    English PDF
    GB/T 45815-2025 Data Exchange Requirements between Logistics Information Service Providers {译}
    物流信息服务提供方之间的数据交换要求
    China National Standards
    change

    English PDF
    GB/T 14805.11-2025 Electronic Data Interchange for Administration, Commerce, and Transport (EDIFACT) - Application-Level Syntax Rules - (Syntax Version: 4, Syntax Release: 1) - Part 11: ISO-9735 Version 3 to Version 4 Compatible Profile {译}
    行政、商业和运输业电子数据交换(EDIFACT)-应用级语法规则-(语法版本号:4,语法发布号:1)-第11部分:ISO-9735版本3向版本4兼容的配置文件
    China National Standards
    change

    English PDF
    GB/T 45723-2025 Printed Circuit Board Test Methods - Resistance of Plated-Through Holes Under Temperature Cycling changes {译}
    印制电路板测试方法-温度循环状态下镀覆孔单孔电阻的变化
    China National Standards
    change

    English PDF
    GB/T 45521-2025 Smart City Infrastructure - Guidelines for Data Exchange and Sharing for Geographically Informed Urban Infrastructure {译}
    智慧城市基础设施-基于地理信息的城市基础设施数据交换与共享指南
    China National Standards
    change

    English PDF
    GB/T 45617-2025 International Trade Business Process Specifications - Animal Traceability Data Exchange {译}
    国际贸易业务流程规范-动物溯源数据交换
    China National Standards
    change

    English PDF
    GB/T 45616.4-2025 Automation Systems and Integration - Digital Twin Framework for Manufacturing - Part 4: Information Exchange {译}
    自动化系统与集成-面向制造的数字孪生框架-第4部分:信息交换
    China National Standards
    change

    English PDF
    GB/T 45628-2025 Artificial Intelligence - Knowledge Graph - Knowledge Exchange Protocol {译}
    人工智能-知识图谱-知识交换协议
    China National Standards
    change

    English PDF
    GB/T 45639-2025 Technical Specifications for Interchange Header Packaging {译}
    交换标头封装包技术规范
    China National Standards
    change

    English PDF
    GB/T 31036-2025 Proton Exchange Membrane Fuel Cell Backup Power Systems - Safety {译}
    质子交换膜燃料电池备用电源系统-安全
    China National Standards
    change

    English PDF
    GB/T 45331-2025 Polytetrafluoroethylene Membranes for Proton Exchange Membrane Reinforcement {译}
    质子交换膜增强用聚四氟乙烯膜
    China National Standards
    change

    English PDF
    GB/T 45332-2025 Proton Exchange Membranes for Hydrogen Production by Water Electrolysis {译}
    电解水制氢用质子交换膜
    China National Standards
    change

    English PDF
    GB/T 45249.1-2025 Securities and Futures Industry and Interbank Business Data Exchange Protocol - Part 1: Tri-Party Custody, Bank-Futures Transfer, and Foreign Exchange Settlement and Sales {译}
    证券期货业与银行间业务数据交换协议-第1部分:三方存管、银期转账和结售汇业务
    China National Standards
    change

    English PDF
    GB/T 45252-2025 Securities Trading Data Exchange Protocol {译}
    证券交易数据交换协议
    China National Standards
    change

    English PDF
    GB/T 28185-2025 Heat exchange units for urban heating {译}
    城镇供热用换热机组
    China National Standards
    change

    English PDF
    GB/T 20042.7-2024 Proton exchange membrane fuel cell - Part 7: Test methods for carbon paper properties {译}
    质子交换膜燃料电池-第7部分:炭纸特性测试方法
    China National Standards
    change

    English PDF
    GB/T 20042.5-2024 Proton exchange membrane fuel cell-Part 5: Membrane electrode test method {译}
    质子交换膜燃料电池-第5部分:膜电极测试方法
    China National Standards
    change

    English PDF
    GB/T 44808.2-2024 Ergonomics-barrier-free design-Part 2: Considering color Color combination method for color vision changes with age {译}
    人类工效学-无障碍设计-第2部分:考虑颜色视觉随年龄变化的颜色组合方法
    China National Standards
    change

    English PDF
    GB/T 45157-2024 Safety and resilience - Community resilience - Guidelines for information exchange between organizations {译}
    安全与韧性-社区韧性-组织间信息交互指南
    China National Standards
    change

    English PDF
    GB/T 25320.4-2024 Power system management and information exchange - Data and communication security - Part 4: Protocol set including MMS and its annexes {译}
    电力系统管理及其信息交换-数据和通信安全-第4部分:包含MMS的协议集及其附件
    China National Standards
    change

    English PDF
    GB/T 44942-2024 Footwear-Test methods for insoles and insoles-Dry-wet cycle dimensional change rate {译}
    鞋类-内底和内垫试验方法-干湿循环尺寸变化率
    China National Standards
    change

    English PDF
    GB/T 24091-2024 Adaptation to climate change-Guidelines for vulnerability, impact and risk assessment {译}
    适应气候变化-脆弱性、影响和风险评估指南
    China National Standards
    change

    English PDF
    GB/T 26882.4-2024 Grain and oil storage-Grain condition monitoring and control system-Part 4: Information exchange interface protocol {译}
    粮油储藏-粮情测控系统-第4部分:信息交换接口协议
    China National Standards
    change

    English PDF
    GB/T 44969-2024 Methods for eliminating metal ions in water-soluble extracts of agricultural products-ion exchange method {译}
    农产品水溶性提取物中金属离子消除方法-离子交换法
    China National Standards
    change

    English PDF
    GB/T 44812-2024 Information technology-remote communication and information exchange between systems-local area network and metropolitan area network -Bridges and bridge networks {译}
    信息技术-系统间远程通信和信息交换-局域网和城域网-桥接和桥接网络
    China National Standards
    change

    English PDF
    GB/Z 17215.682-2024 Electrical measurement data exchange - DLMS/COSEM components - Part 82: Community network Mesh communication configuration {译}
    电测量数据交换-DLMS/COSEM组件-第82部分:社区网络Mesh通信配置
    China National Standards
    change

    English PDF
    GB/T 44817-2024 Information Technology - Telecommunications and Information Exchange between Systems - Virtual Bridged LAN Bridge Port Extension {译}
    信息技术-系统间远程通信和信息交换-虚拟桥接局域网网桥端口扩展
    China National Standards
    change

    English PDF
    GB/T 44792-2024 Health management - Information access and data exchange of telemedicine platform {译}
    健康管理-远程医疗平台信息接入与数据交换
    China National Standards
    change

    English PDF
    GB/T 17215.686-2024 Electrical measurement data exchange - DLMS/COSEM components - Part 86: Community network high-speed PLC-ISO/IEC-12139-1 configuration {译}
    电测量数据交换-DLMS/COSEM组件-第86部分:社区网络高速PLC-ISO/IEC-12139-1配置
    China National Standards
    change

    English PDF
    GB/T 44720-2024 Electronic file storage and exchange format - Streaming document {译}
    电子文件存储与交换格式-流式文档
    China National Standards
    change

    English PDF
    GB/T 44520-2024 Forging dies - X-type guide rails for quick-change die frames {译}
    锻模-X型导轨导向快换模架
    China National Standards
    change

    English PDF
    GB/T 44284.1-2024 Information technology - Telecommunications and information exchange between systems - Time-sensitive networks and wireless network interconnection - Part 1: Architecture and interface requirements {译}
    信息技术-系统间远程通信和信息交换-时间敏感网络与无线网络互联-第1部分:体系结构与接口要求
    China National Standards
    change

    English PDF
    GB/T 44432-2024 Specifications for exchange of express customs declaration information {译}
    快件报关信息交换规范
    China National Standards
    change

    English PDF
    GB/T 43828.2-2024 Printing technology-prepress data exchange-color standard for input scanner calibration-Part 2: High-order color standard for input scanner calibration {译}
    印刷技术-印前数据交换-输入扫描仪校准用色标-第2部分:输入扫描仪校准用高阶色标
    China National Standards
    change

    English PDF
    GB/T 44368-2024 In-depth Cold chain food traceability-data exchange application specification for traceability system {译}
    进口冷链食品追溯-追溯系统数据交换应用规范
    China National Standards
    change

    English PDF
    GB/T 44337-2024 Sea level change observation and impact assessment {译}
    海平面变化观测与影响评价
    China National Standards
    change

    English PDF
    GB/T 18029.30-2024 Wheelchairs-Part 30: Wheelchairs that change the posture of passengers-Test methods and requirements {译}
    轮椅车-第30部分:改变乘坐者姿势的轮椅车-测试方法和要求
    China National Standards
    change

    English PDF
    GB/T 44227-2024 Terminology resource management-Terminology database exchange (TBX) {译}
    术语资源管理-术语数据库交换(TBX)
    China National Standards
    change

    English PDF
    GB/T 44244-2024 Hydrogen for proton exchange membrane fuel cell vehicles - determination of carbon monoxide and carbon dioxide - gas chromatography {译}
    质子交换膜燃料电池汽车用氢气-一氧化碳、二氧化碳的测定-气相色谱法
    China National Standards
    change

    English PDF
    GB/T 44262-2024 Technical requirements for sampling hydrogen for proton exchange membrane fuel cell vehicles {译}
    质子交换膜燃料电池汽车用氢气采样技术要求
    China National Standards
    change

    English PDF
    GB/T 44242-2024 Hydrogen for proton exchange membrane fuel cell vehicles - determination of inorganic halides and formic acid - ion chromatography {译}
    质子交换膜燃料电池汽车用氢气-无机卤化物、甲酸的测定-离子色谱法
    China National Standards
    change

    English PDF
    GB/T 44238-2024 Hydrogen for proton exchange membrane fuel cell vehicles - determination of helium, argon, nitrogen and hydrocarbons - gas chromatography {译}
    质子交换膜燃料电池汽车用氢气-氦、氩、氮和烃类的测定-气相色谱法
    China National Standards
    change

    English PDF
    GB/T 44243-2024 Hydrogen for Proton Exchange Membrane Fuel Cell Vehicles - Determination of Sulfur Compounds, Formaldehyde and Organic Halides - Gas Chromatography {译}
    质子交换膜燃料电池汽车用氢气-含硫化合物、甲醛和有机卤化物的测定-气相色谱法
    China National Standards
    change

    English PDF
    GB/T 17699.1-2024 Electronic data exchange for administration, commerce and transportation-Part 1: Data element directory {译}
    行政、商业和运输业电子数据交换-第1部分:数据元目录
    China National Standards
    change

    English PDF
    GB/T 17699.2-2024 Electronic data exchange for administration, commerce and transportation-Part 2: Composite data element directory {译}
    行政、商业和运输业电子数据交换-第2部分:复合数据元目录
    China National Standards
    change

    English PDF
    GB/T 17699.3-2024 Electronic data exchange for administration, commerce and transportation-Part 3: Segment directory {译}
    行政、商业和运输业电子数据交换-第3部分:段目录
    China National Standards
    change

    English PDF
    GB/T 7939.2-2024 Hydraulic transmission connection - Test method - Part 2: Quick-change connector {译}
    液压传动连接-试验方法-第2部分:快换接头
    China National Standards
    change

    English PDF
    GB/T 13880-2024 Road vehicles-Drawbar-Interchangeability {译}
    道路车辆-牵引座-互换性
    China National Standards
    change

    English PDF
    GB/T 44041-2024 Road vehicles-40 mm drawbar hook-Interchangeability {译}
    道路车辆-40毫米牵引杆挂环-互换性
    China National Standards
    change

    English PDF
    GB/T 44130.1-2024 Electric vehicle charging and swapping service information exchange - Part 1: General {译}
    电动汽车充换电服务信息交换-第1部分:总则
    China National Standards
    change

    English PDF
    GB/Z 29014.3-2024 Cut Cutting tool data expression and exchange - Part 3: Tool project reference dictionary {译}
    切削刀具数据表达与交换-第3部分:刀具项目参考字典
    China National Standards
    change

    English PDF
    GB/T 40565.1-2024 Hydraulic transmission connections - Quick-change connectors - Part 1: General type {译}
    液压传动连接-快换接头-第1部分:通用型
    China National Standards
    change

    English PDF
    GB/T 43259.556-2024 Energy management system application program interface (EMS-API) Part 556: Based on CIM graphics exchange format (CIM/G) {译}
    能量管理系统应用程序接口(EMS-API)第556部分:基于CIM图形交换格式(CIM/G)
    China National Standards
    change

    English PDF
    GB/T 43891-2024 Non-metallic chemical equipment - Test method for heat transfer coefficient and flow resistance performance of impermeable graphite heat exchangers {译}
    非金属化工设备-不透性石墨换热器传热系数和流阻性能测试方法
    China National Standards
    change

    English PDF
    GB/T 43791-2024 International trade business process specification - data pipeline carrier - data exchange architecture {译}
    国际贸易业务流程规范-数据管道载体-数据交换架构
    China National Standards
    change

    English PDF
    GB/T 22076-2024 Pneumatics - Cylindrical quick-change connectors {译}
    气动-圆柱形快换接头
    China National Standards
    change

    English PDF
    GB/T 20042.6-2024 Proton exchange membrane fuel cells - Part 6 :Test methods for bipolar plate characteristics {译}
    质子交换膜燃料电池-第6部分:双极板特性测试方法
    China National Standards
    change

    English PDF
    GB/T 23751.3-2024 Micro fuel cell power generation systems - Part 3: Interchangeability of fuel containers {译}
    微型燃料电池发电系统-第3部分:燃料容器互换性
    China National Standards
    change

    English PDF
    GB/T 43828.1-2024 Printing technology - Prepress data exchange - Color scale for input scanner calibration - Part 1: Color scale for input scanner calibration {译}
    印刷技术-印前数据交换-输入扫描仪校准用色标-第1部分:输入扫描仪校准用色标
    China National Standards
    change

    English PDF
    GB/T 43835-2024 Printing technology - Prepress data exchange - Preparation and visualization of RGB images for use in RGB-based printing workflows {译}
    印刷技术-印前数据交换-基于RGB印刷工作流程中使用RGB图像的准备和可视化
    China National Standards
    change

    English PDF
    GB/T 18721.5-2024 Printing technology - Prepress data exchange - Part 5: Scene-related standard colour image data - (RIMM/SCID) {译}
    印刷技术-印前数据交换-第5部分:场景相关的标准彩色图像数据-(RIMM/SCID)
    China National Standards
    change

    English PDF
    GB/T 18721.3-2024 Printing technology - prepress data exchange - Part 3: - CIELAB standard color image data (CIELAB/SCID) {译}
    印刷技术-印前数据交换-第3部分:-CIELAB标准彩色图像数据(CIELAB/SCID)
    China National Standards
    change

    English PDF
    GB/T 18721.4-2024 Printing technology - prepress data exchange - Part 4: Wide color gamut standard color image data for display - [Adobe-RGB- (1998) / SCID] {译}
    印刷技术-印前数据交换-第4部分:显示用宽色域标准彩色图像数据-[Adobe-RGB-(1998)/SCID]
    China National Standards
    change

    English PDF
    GB/Z 43728.200-2024 Power system management and information exchange-Part 1 : Reference architecture {译}
    电力系统管理及其信息交换-第200部分:从互联网协议版本4-(IPv4)-到互联网协议版本6-(IPv6)-的迁移指南
    China National Standards
    change

    English PDF
    GB/T 15153.1-2024 Power system management and information exchange-Part 200: Migration guide from Internet Protocol version 4-(IPv4)-to Internet Protocol version 6-(IPv6)- {译}
    远动设备及系统-第2部分:工作条件-第1篇:电源和电磁兼容性
    China National Standards
    change

    English PDF
    GB/T 1504-2024 Information technology-Remote communication and information exchange between systems-Visual networking system requirements {译}
    铸铁轧辊
    China National Standards
    change

    English PDF
    GB/Z 29014.5-2024 Cutting tool data representation and exchange-Part 100: Reference dictionary Definitions, principles and methods of the Code {译}
    切削刀具数据表达与交换-第5部分:装配项目参考字典
    China National Standards
    change

    English PDF
    GB/Z 29014.4-2024 Cutting tool data representation and exchange-Part 5: Reference dictionary for assembly items {译}
    切削刀具数据表达与交换-第4部分:适应项目参考字典
    China National Standards
    change

    English PDF
    GB/Z 29014.2-2024 Cutting tool data representation and exchange-Part 4: Reference dictionary for adaptation items {译}
    切削刀具数据表达与交换-第2部分:切削项目参考字典
    China National Standards
    change

    English PDF
    GB/T 20936.2-2024 Cutting tool data representation and exchange-Part 2: Reference dictionary for cutting items {译}
    爆炸性环境用气体探测器-第2部分:可燃气体和氧气探测器的选型、安装、使用和维护
    China National Standards
    change

    English PDF
    GB/T 19518.1-2024 Cutting tool data representation and exchange-Part 1: Overview, basic principles and general information model {译}
    爆炸性环境-电阻式伴热器-第1部分:通用和试验要求
    China National Standards
    change

    English PDF
    GB/T 43712-2024 Textiles-Textiles containing phase change materials-Determination of heat storage and heat release properties {译}
    基本公共服务标准实施评估指南
    China National Standards
    change

    English PDF
    GB/T 30330-2023 China Publications Online Information Exchange Book Product Information Format {译}
    中国出版物在线信息交换 图书产品信息格式
    China National Standards
    change

    English PDF
    GB/T 25320.11-2023 Power system management and its information exchange Data and communication security Part 11: Security of XML files {译}
    电力系统管理及其信息交换 数据和通信安全 第11部分:XML文件的安全
    China National Standards
    change

    English PDF
    GB/T 25320.6-2023 Power system management and its information exchange Data and communication security Part 6: Security of IEC 61850 {译}
    电力系统管理及其信息交换 数据和通信安全 第6部分:IEC 61850的安全
    China National Standards
    change

    English PDF
    GB/T 20818.22-2023 Industrial process measurement and control - Data structures and elements in process equipment catalogs - Part 22: List of properties (LOPs) for electronic data exchange of valve body assemblies {译}
    工业过程测量和控制 过程设备目录中的数据结构和元素 第22部分:阀体总成电子数据交换用属性列表(LOPs)
    China National Standards
    change

    English PDF
    GB/T 20818.16-2023 Industrial process measurement and control - Data structures and elements in process equipment catalogs - Part 16: List of properties (LOPs) for electronic data exchange of density measuring equipment {译}
    工业过程测量和控制 过程设备目录中的数据结构和元素 第16部分:密度测量设备电子数据交换用属性列表(LOPs)
    China National Standards
    change

    English PDF
    GB/Z 25320.1003-2023 Power system management and its information exchange Data and communication security Part 100-3: Conformance test cases for IEC 62351-3 and secure communication extensions including the TCP/IP protocol suite {译}
    电力系统管理及其信息交换 数据和通信安全 第100-3部分:IEC 62351-3的一致性测试用例和包括TCP/IP协议集的安全通信扩展
    China National Standards
    change

    English PDF
    GB/Z 25320.1001-2023 Power system management and its information exchange Data and communication security Part 100-1: Conformance test cases for IEC 62351-5 and IEC TS 60870-5-7 {译}
    电力系统管理及其信息交换 数据和通信安全 第100-1部分:IEC 62351-5和IEC TS 60870-5-7的一致性测试用例
    China National Standards
    change

    English PDF
    GB/T 7408.1-2023 Date and time information exchange representation Part 1: Basic principles {译}
    日期和时间 信息交换表示法 第1部分:基本原则
    China National Standards
    change

    English PDF
    GB/T 43379-2023 Space data and information transmission system XML-based telemetry and remote control information exchange specification {译}
    空间数据与信息传输系统 基于XML的遥测遥控信息交换规范
    China National Standards
    change

    English PDF
    GB/T 43361-2023 Gas Analysis Validation of Hydrogen Fuel Analysis Methods for Proton Exchange Membrane Fuel Cells for Road Vehicles {译}
    气体分析 道路车辆用质子交换膜燃料电池氢燃料分析方法的确认
    China National Standards
    change

    English PDF
    GB/T 13296-2023 Stainless steel seamless steel pipes for boilers and heat exchangers {译}
    锅炉、热交换器用不锈钢无缝钢管
    China National Standards
    change

    English PDF
    GB/T 17273-2023 Container Equipment Data Exchange General Communication Code {译}
    集装箱 设备数据交换 一般通信代码
    China National Standards
    change

    English PDF
    GB/T 43245-2023 Smart City Infrastructure Data Exchange and Sharing Guide {译}
    智慧城市基础设施 数据交换与共享指南
    China National Standards
    change

    English PDF
    GB/T 43201.5-2023 Industrial Automation Systems and Integration Standardized Procedures for Production Systems Engineering Part 5: Manufacturing change Management {译}
    工业自动化系统与集成 生产系统工程的标准化程序 第5部分:制造变更管理
    China National Standards
    change

    English PDF
    GB/T 43192.1-2023 Road vehicles - Digital information exchange for electrical connections between tractors and trailers - Part 1: Physical layer and data link layer {译}
    道路车辆 牵引车和挂车电气连接的数字信息交互 第1部分:物理层和数据链路层
    China National Standards
    change

    English PDF
    GB/T 43052-2023 Specification for information exchange between electricity market transaction operation system and electricity sales technical support system {译}
    电力市场交易运营系统与售电技术支持系统信息交换规范
    China National Standards
    change

    English PDF
    GB/T 42381.140-2023 Data Quality Part 140: Master Data: Characteristic Data Exchange: Integrity {译}
    数据质量 第140部分:主数据:特征数据交换:完整性
    China National Standards
    change

    English PDF
    GB/T 42381.130-2023 Data Quality Part 130: Master Data: Characteristic Data Exchange: Accuracy {译}
    数据质量 第130部分:主数据:特征数据交换:准确性
    China National Standards
    change

    English PDF
    GB/T 42381.120-2023 Data Quality Part 120: Master Data: Characteristic Data Exchange: Traceability {译}
    数据质量 第120部分:主数据:特征数据交换:溯源性
    China National Standards
    change

    English PDF
    GB/T 39003.3-2023 Engineering data exchange format for industrial automation systems engineering Automation markup language Part 3: Geometry and kinematics {译}
    工业自动化系统工程用工程数据交换格式 自动化标记语言 第3部分:几何学和运动学
    China National Standards
    change

    English PDF
    GB/T 39003.2-2023 Engineering data exchange format for industrial automation system engineering Automation markup language Part 2: Semantics library {译}
    工业自动化系统工程用工程数据交换格式 自动化标记语言 第2部分:语义学库
    China National Standards
    change

    English PDF
    GB/T 29465-2023 Flange for floating head heat exchanger {译}
    浮头式热交换器用法兰
    China National Standards
    change

    English PDF
    GB/T 29463-2023 Gaskets for shell and tube heat exchangers {译}
    管壳式热交换器用垫片
    China National Standards
    change

    English PDF
    GB/T 28713-2023 Enhanced heat transfer tubes for heat exchangers {译}
    热交换器用强化传热管
    China National Standards
    change

    English PDF
    GB/T 28712.3-2023 Heat exchanger types and basic parameters Part 3: U-shaped tube heat exchanger {译}
    热交换器型式与基本参数 第3部分:U形管式热交换器
    China National Standards
    change

    English PDF
    GB/T 28712.2-2023 Heat exchanger types and basic parameters Part 2: Fixed tube plate heat exchanger {译}
    热交换器型式与基本参数 第2部分:固定管板式热交换器
    China National Standards
    change

    English PDF
    GB/T 28712.1-2023 Heat exchanger types and basic parameters Part 1: Floating head heat exchanger {译}
    热交换器型式与基本参数 第1部分:浮头式热交换器
    China National Standards
    change

    English PDF
    GB/T 27698.3-2023 Performance test methods for heat exchangers and heat transfer elements Part 3: Heat transfer elements {译}
    热交换器及传热元件性能测试方法 第3部分:传热元件
    China National Standards
    change

    English PDF
    GB/T 18950-2023 Rubber and plastic hoses. Laboratory test methods for exposure to light sources. Determination of changes in color, appearance and other physical properties. {译}
    橡胶和塑料软管 实验室光源暴露试验法 颜色、外观和其他物理性能变化的测定
    China National Standards
    change

    English PDF
    GB/T 16656.52-2023 Industrial Automation Systems and Integration Product Data Representation and Exchange Part 52: Integrating Common Resources: Grid-Based Topology {译}
    工业自动化系统与集成 产品数据表达与交换 第52部分:集成通用资源:基于网格的拓扑结构
    China National Standards
    change

    English PDF
    GB/T 16656.22-2023 Industrial Automation Systems and Integration Product Data Expression and Exchange Part 22: Implementation Method: Standard Data Access Interface {译}
    工业自动化系统与集成 产品数据表达与交换 第22部分:实现方法:标准数据访问接口
    China National Standards
    change

    English PDF
    GB/T 12598-2023 Plastics Ion exchange resin Determination of sphericity rate after grinding and sphericity rate after grinding {译}
    塑料 离子交换树脂 渗磨圆球率和磨后圆球率的测定
    China National Standards
    change

    English PDF
    GB/T 42961-2023 Climate change impact assessment method for vegetation ecological quality {译}
    植被生态质量的气候变化影响评价方法
    China National Standards
    change

    English PDF
    GB/T 42937-2023 Specifications for information exchange on express high-speed rail transportation {译}
    快件高铁运输信息交换规范
    China National Standards
    change

    English PDF
    GB/T 42847.2-2023 Reversible mode fuel cell module for energy storage systems Part 2: Performance testing method of reversible mode proton exchange membrane cell and stack {译}
    储能系统用可逆模式燃料电池模块 第2部分:可逆模式质子交换膜单池与电堆性能测试方法
    China National Standards
    change

    English PDF
    GB/T 28712.6-2023 Heat exchanger types and basic parameters Part 6: Air-cooled heat exchanger {译}
    热交换器型式与基本参数 第6部分:空冷式热交换器
    China National Standards
    change

    English PDF
    GB/T 28712.5-2023 Heat exchanger types and basic parameters Part 5: Spiral plate heat exchanger {译}
    热交换器型式与基本参数 第5部分:螺旋板式热交换器
    China National Standards
    change

    English PDF
    GB/T 28712.4-2023 Heat exchanger types and basic parameters Part 4: Thermosiphon reboiler {译}
    热交换器型式与基本参数 第4部分:热虹吸式重沸器
    China National Standards
    change

    English PDF
    GB/T 27698.2-2023 Performance test methods for heat exchangers and heat transfer elements Part 2: Heat exchangers {译}
    热交换器及传热元件性能测试方法 第2部分:热交换器
    China National Standards
    change

    English PDF
    GB/T 20818.15-2023 Industrial process measurement and control - Data structures and elements in process equipment catalogs - Part 15: List of properties (LOPs) for electronic data exchange of level measuring equipment {译}
    工业过程测量和控制 过程设备目录中的数据结构和元素 第15部分:物位测量设备电子数据交换用属性列表(LOPs)
    China National Standards
    change

    English PDF
    GB/T 20818.14-2023 Industrial process measurement and control - Data structures and elements in process equipment catalogs - Part 14: List of properties (LOP) for electronic data exchange of temperature measuring equipment {译}
    工业过程测量和控制 过程设备目录中的数据结构和元素 第14部分:温度测量设备电子数据交换用属性列表(LOP)
    China National Standards
    change

    English PDF
    GB/T 20818.13-2023 Industrial process measurement and control. Data structures and elements in process equipment catalogs. Part 13: List of properties (LOP) for electronic data exchange of pressure measuring equipment. {译}
    工业过程测量和控制 过程设备目录中的数据结构和元素 第13部分:压力测量设备电子数据交换用属性列表(LOP)
    China National Standards
    change

    English PDF
    GB/T 5758-2023 Method for determination of particle size, effective particle size and uniformity coefficient of ion exchange resin {译}
    离子交换树脂粒度、有效粒径和均一系数的测定方法
    China National Standards
    change

    English PDF
    GB/T 17626.11-2023 Electromagnetic compatibility - Testing and measurement techniques - Part 11: Immunity tests for voltage dips, short interruptions and voltage changes for equipment with input current less than or equal to 16 A per phase {译}
    电磁兼容 试验和测量技术 第11部分:对每相输入电流小于或等于16 A设备的电压暂降、短时中断和电压变化抗扰度试验
    China National Standards
    change

    English PDF
    GB/T 26237.14-2023 Information technology - Biometric data exchange format - Part 14: DNA data {译}
    信息技术 生物特征识别数据交换格式 第14部分:DNA数据
    China National Standards
    change

    English PDF
    GB/T 15092.3-2023 Appliance switches - Part 2-5: Particular requirements for change-over selectors {译}
    器具开关 第2-5部分:转换选择器的特殊要求
    China National Standards
    change

    English PDF
    GB/T 29466-2023 Plate heat exchanger unit {译}
    板式热交换器机组
    China National Standards
    change

    English PDF
    GB/T 27698.4-2023 Performance test methods for heat exchangers and heat transfer elements - Part 4: Noise determination of air coolers {译}
    热交换器及传热元件性能测试方法 第4部分:空冷器噪声测定
    China National Standards
    change

    English PDF
    GB/T 27698.1-2023 Performance Test Methods for Heat Exchangers and Heat Transfer Elements Part 1: General Requirements {译}
    热交换器及传热元件性能测试方法 第1部分:通用要求
    China National Standards
    change

    English PDF
    GB/T 42561-2023 Information technology - Telecommunications and information exchange between systems - Real-time Ethernet adapted to technical requirements for time-sensitive networks {译}
    信息技术 系统间远程通信和信息交换 实时以太网适配时间敏感网络技术要求
    China National Standards
    change

    English PDF
    GB/T 42563-2023 Information technology Remote communication and information exchange between systems OPC unified architecture and time-sensitive network fusion mapping {译}
    信息技术 系统间远程通信和信息交换 OPC统一架构与时间敏感网络融合映射
    China National Standards
    change

    English PDF
    GB/T 42586-2023 Information technology - Telecommunication and exchange of information between systems - Time-sensitive network configuration {译}
    信息技术 系统间远程通信和信息交换 时间敏感网络配置
    China National Standards
    change

    English PDF
    GB/T 26237.5-2023 Information technology - Biometric data exchange format - Part 5: Facial image data {译}
    信息技术 生物特征识别数据交换格式 第5部分:人脸图像数据
    China National Standards
    change

    English PDF
    GB/T 29464-2023 Two-phase flow jet heat exchanger {译}
    两相流喷射式热交换器
    China National Standards
    change

    English PDF
    GB/T 42417-2023 Technical regulations for evaluation of bay water exchange capacity {译}
    海湾水交换能力评价技术规程
    China National Standards
    change

    English PDF
    GB/T 26237.11-2023 Information technology - Biometric data exchange format - Part 11: Processed signature/signature dynamic data {译}
    信息技术 生物特征识别数据交换格式 第11部分:处理过的签名/签字动态数据
    China National Standards
    change

    English PDF
    GB/T 26237.13-2023 Information technology - Biometric data exchange format - Part 13: Voice data {译}
    信息技术 生物特征识别数据交换格式 第13部分:声音数据
    China National Standards
    change

    English PDF
    GB/T 28826.3-2023 Information technology—Common biometric interchange format framework—Part 3: Maintainer format specification {译}
    信息技术 公用生物特征识别交换格式框架 第3部分:维护者格式规范
    China National Standards
    change

    English PDF
    GB/T 42808-2023 Technical Requirements for Electronic Data Interchange of Port-Sea-Rail Combined Transport {译}
    港口海铁联运电子数据交换技术要求
    China National Standards
    change

    English PDF
    GB/T 42807-2023 Technical requirements for port basic geographic information exchange services {译}
    港口基础地理信息交换服务技术要求
    China National Standards
    change

    English PDF
    GB/T 42529-2023 Evaluation Requirements for Moisture Conduction and Phase change Breathing Function of New Wall Materials {译}
    新型墙体材料湿传导及相变呼吸功能的评价要求
    China National Standards
    change

    English PDF
    GB/T 16656.14-2023 Industrial Automation System and Integration Product Data Representation and Exchange Part 14: Description Method: EXPRESS-X Language Reference Manual {译}
    工业自动化系统与集成 产品数据表达与交换 第14部分:描述方法:EXPRESS-X语言参考手册
    China National Standards
    change

    English PDF
    GB/T 19700-2023 Test method for thermal performance of marine heat exchangers {译}
    船用热交换器热工性能试验方法
    China National Standards
    change

    English PDF
    GB/T 42402-2023 Information technology Remote communication and information exchange between systems 6TiSCH network protocol {译}
    信息技术 系统间远程通信和信息交换 6TiSCH网络协议
    China National Standards
    change

    English PDF
    GB/T 42459-2023 Information technology - Telecommunication and information exchange between systems - Local and metropolitan area networks - Specific requirements - Site and media access control - Connectivity discovery {译}
    信息技术 系统间远程通信和信息交换 局域网和城域网 特定要求 站点和媒体访问控制连通性发现
    China National Standards
    change

    English PDF
    GB/T 42404-2023 Information technology - Telecommunications and information exchange between systems - Local and metropolitan area networks - Timing and synchronization for time-sensitive applications in bridging local area networks {译}
    信息技术 系统间远程通信和信息交换 局域网和城域网 桥接局域网用时间敏感应用的定时和同步
    China National Standards
    change

    English PDF
    GB/T 20042.2-2023 Proton Exchange Membrane Fuel Cells Part 2: General Specifications for Cell Stacks {译}
    质子交换膜燃料电池 第2部分:电池堆通用技术条件
    China National Standards
    change

    English PDF
    GB/T 42384-2023 Health Informatics Data Exchange Standard HL7 Clinical Document Architecture (Version 2) {译}
    健康信息学 数据交换标准 HL7临床文档架构(版本2)
    China National Standards
    change

    English PDF
    GB/T 41566-2022 General Rules for the Exchange of Consumer Product Safety Information {译}
    消费品安全信息交换通则
    China National Standards
    change

    English PDF
    GB/T 13477.21-2022 Test methods for building sealing materials - Part 21: Determination of color change after artificial accelerated weathering {译}
    建筑密封材料试验方法 第21部分:人工加速气候老化后颜色变化的测定
    China National Standards
    change

    English PDF
    GB/T 41656-2022 Road vehicles - Mechanical coupling of towing vehicles with rear-mounted towbar couplings to towbar trailers - Interchangeability {译}
    道路车辆 尾部安装牵引杆连接器的牵引车与牵引杆挂车间的机械连接 互换性
    China National Standards
    change

    English PDF
    GB/T 41651-2022 Road vehicles - Mechanical coupling of towing vehicles with lower front mounted towbar connectors and center axle trailers - Interchangeability {译}
    道路车辆 前下部安装牵引杆连接器的牵引车和中置轴挂车间的机械连接 互换性
    China National Standards
    change

    English PDF
    GB/T 21098-2022 Lamp caps and holders and gauges for checking their safety and interchangeability - Part 4: guidelines and general information {译}
    灯头、灯座及检验其安全性和互换性的量规 第4部分:导则及一般信息
    China National Standards
    change

    English PDF
    GB/T 41468-2022 Printing technology prepress data exchange tone adjustment curve {译}
    印刷技术 印前数据交换 阶调调整曲线
    China National Standards
    change

    English PDF
    GB/T 41415-2022 Textiles - Determination of dimensional change rate under dry, wet and hot conditions {译}
    纺织品 干湿热条件下尺寸变化率的测定
    China National Standards
    change

    English PDF
    GB/T 21434-2022 Phase change boilers
    相变锅炉
    China National Standards
    change

    English PDF
    GB/T 20042.3-2022 Proton exchange membrane fuel cell—Part 3: Test method for proton exchange membrane
    质子交换膜燃料电池 第3部分:质子交换膜测试方法
    China National Standards
    change

    English PDF
    GB/T 5988-2022 Refractory products—Determination of permanent change in dimensions on heating
    耐火材料  加热永久线变化试验方法
    China National Standards
    change

    English PDF
    GB/Z 17215.652-2022 Electrical Measurement Data Exchange DLMS/COSEM Components Part 52: Communication Protocol Management Distribution Line Message Specification (DLMS) Server {译}
    电测量数据交换 DLMS/COSEM组件 第52部分:通信协议管理配电线报文规范(DLMS)服务器
    China National Standards
    change

    English PDF
    GB/Z 17215.651-2022 Electrical Measurement Data Exchange DLMS/COSEM Components Part 51: Application Layer Protocol {译}
    电测量数据交换 DLMS/COSEM组件 第51部分:应用层协议
    China National Standards
    change

    English PDF
    GB/T 17215.675-2022 Electrical measurement data exchange DLMS/COSEM components Part 75: Local data transfer configuration for local network (LN) {译}
    电测量数据交换 DLMS/COSEM组件 第75部分:本地网络(LN)的本地数据传输配置
    China National Standards
    change

    English PDF
    GB/Z 17215.669-2022 Electrical measurement data exchange - DLMS/COSEM components - Part 69: Mapping between common information model message sets (IEC 61968-9) and DLMS/COSEM (IEC 62056) data models and protocols {译}
    电测量数据交换 DLMS/COSEM组件 第69部分:公共信息模型消息集(IEC 61968-9)与DLMS/COSEM(IEC 62056)数据模型和协议间的映射
    China National Standards
    change

    English PDF
    GB/T 26237.9-2022 Information technology - Biometric data exchange format - Part 9: Vascular image data {译}
    信息技术 生物特征识别数据交换格式 第9部分:血管图像数据
    China National Standards
    change

    English PDF
    GB/T 19688-2022 Information and Documentation Data Exchange and Search Bibliographic Data Meta-Catalogue {译}
    信息与文献 数据交换和查询书目数据元目录
    China National Standards
    change

    English PDF
    GB/T 28181-2022 Technical requirements for information transmission, exchange and control of public security video surveillance networking system {译}
    公共安全视频监控联网系统信息传输、交换、控制技术要求
    China National Standards
    change

    English PDF
    GB/T 12085.22-2022 Optics and photonics - Environmental test methods - Part 22: Combined test of low temperature, high temperature or temperature change with impact or random vibration {译}
    光学和光子学 环境试验方法 第22部分: 低温、高温或温度变化与碰撞或随机振动综合试验
    China National Standards
    change

    English PDF
    GB/T 26237.1-2022 Information technology - Biometric data exchange format - Part 1: Framework {译}
    信息技术 生物特征识别数据交换格式 第1部分:框架
    China National Standards
    change

    English PDF
    GB/T 26237.10-2022 Information technology - Biometric data exchange format - Part 10: Hand contour data {译}
    信息技术 生物特征识别数据交换格式 第10部分:手形轮廓数据
    China National Standards
    change

    English PDF
    GB/T 26237.15-2022 Information technology - Biometric data exchange format - Part 15: Palmprint image data {译}
    信息技术 生物特征识别数据交换格式 第15部分:掌纹图像数据
    China National Standards
    change

    English PDF
    GB/T 28826.4-2022 Information technology - Common biometric interchange format framework - Part 4: Security block format specification {译}
    信息技术 公用生物特征识别交换格式框架 第4部分:安全块格式规范
    China National Standards
    change

    English PDF
    GB/T 26237.8-2022 Information technology - Biometric data exchange format - Part 8: Fingerprint skeleton data {译}
    信息技术 生物特征识别数据交换格式 第8部分:指纹骨架数据
    China National Standards
    change

    English PDF
    GB/T 41801.3-2022 Information technology - Biometric identification systems on cards - Part 3: Logical information exchange mechanism {译}
    信息技术 卡上生物特征识别系统 第3部分:逻辑信息交换机制
    China National Standards
    change

    English PDF
    GB/T 35031.4-2022 User end energy management system Part 4: Information exchange specification between master station and gateway {译}
    用户端能源管理系统 第4部分:主站与网关信息交互规范
    China National Standards
    change

    English PDF
    GB/T 41904-2022 Information technology - Automated infrastructure management (AIM) systems - Requirements, data exchange and applications {译}
    信息技术 自动化基础设施管理(AIM)系统 要求、数据交换及应用
    China National Standards
    change

    English PDF
    GB/T 40783.2-2022 Information technology - Telecommunication and information exchange between systems - Magnetic domain network - Part 2: In-band wireless charging control protocol {译}
    信息技术 系统间远程通信和信息交换 磁域网 第2部分:带内无线充电控制协议
    China National Standards
    change

    English PDF
    GB/T 41872-2022 Heat exchangers used in refrigeration systems and heat pumps—Temperature, pressure and velocity three-field synergy performance test and evaluation method {译}
    制冷系统及热泵用换热器 温度、压力和速度三场协同的性能测试和评价方法
    China National Standards
    change

    English PDF
    GB/T 30661.6-2022 Seats for wheelchairs - Part 6: Simulated use and determination of seat cushion performance changes {译}
    轮椅车座椅 第6部分:模拟使用和座垫性能变化的测定
    China National Standards
    change

    English PDF
    GB/T 20092.3-2022 Chinese News Information Content Part 3: XML Format for Data Exchange {译}
    中文新闻信息内容 第3部分:数据交换的XML格式
    China National Standards
    change

    English PDF

    Find out:500Items   |  To Page of: First -Previous-Next -Last  | 1 2 3

     

      sales@gbstandards.org 
    Zhongmao Mansion,No.1 Beizhan Road,Shenzhen,China
    ©  GBstandards.org Copyright  2001-2026 All Rights Reserved

    - Since 2001 -
    Focus on China Standards & Compliance Services

    www.gbstandards.org

    China National Standards