China National Standards

China GB Standards Search


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 "" GB Standards List:
  • Standard  Code Standard Title Standard Class Order
    GB/T 22264.3-2022 Mounted electrical measuring instruments with digital display - Part 3: Particular requirements for wattmeters and reactive wattmeters
    安装式数字显示电测量仪表 第3部分:功率表和无功功率表的特殊要求
    China National Standards

    English PDF
    GB/T 22264.2-2022 Mounted electrical measuring instruments with digital display - Part 2: Particular requirements for ammeters and voltmeters
    安装式数字显示电测量仪表 第2部分:电流表和电压表的特殊要求
    China National Standards

    English PDF
    GB/T 15166.5-2022 High-voltage AC fuses-Part 5: Guidelines for the selection of fuses for high-voltage fuses for motor circuits
    高压交流熔断器 第5部分:用于电动机回路的高压熔断器的熔断件选用导则
    China National Standards

    English PDF
    GB/T 42258-2022 Determination of Fatigue Properties of Flexible Porous Polymer Materials by Constant Deformation Method
    柔性多孔聚合物材料 恒定形变法测定疲劳性能
    China National Standards

    English PDF
    GB/T 42267-2022 Determination of compression set of flexible porous polymeric materials under wet conditions
    柔性多孔聚合物材料 在潮湿条件下压缩永久变形的测定
    China National Standards

    English PDF
    GB/T 39693.8-2022 Vulcanized rubber or thermoplastic rubber - Determination of hardness - Part 8: Determination of apparent hardness of rubber rollers by Zhao's hardness (P&J) method
    硫化橡胶或热塑性橡胶 硬度的测定 第8部分:赵氏硬度(P&J)法测定胶辊的表观硬度
    China National Standards

    English PDF
    GB/T 39693.7-2022 Vulcanized rubber or thermoplastic rubber - Determination of hardness - Part 7: Determination of the apparent hardness of rubber rollers by the Shore hardness method
    硫化橡胶或热塑性橡胶 硬度的测定 第7部分:邵氏硬度法测定胶辊的表观硬度
    China National Standards

    English PDF
    GB/T 41938-2022 Rubber compounding agent - Precipitated hydrated silica - Evaluation method in mixtures of solution-polymerized styrene-butadiene rubber (S-SBR) and butadiene rubber (BR)
    橡胶配合剂 沉淀水合二氧化硅 在溶聚丁苯橡胶(S-SBR)和丁二烯橡胶(BR)混合物中的评价方法
    China National Standards

    English PDF
    GB/T 42078-2022 Guidelines for the development and construction of chemical parks
    化工园区开发建设导则
    China National Standards

    English PDF
    GB/T 13958-2022 Small power permanent magnet synchronous motor test method
    小功率永磁同步电动机试验方法
    China National Standards

    English PDF
    GB/T 9651-2022 Test methods for single-phase asynchronous motors
    单相异步电动机试验方法
    China National Standards

    English PDF
    GB/T 8128-2022 Test methods for single-phase series-excited motors
    单相串励电动机试验方法
    China National Standards

    English PDF
    GB/T 22933-2022 Leather and furs - Chemical tests - Determination of free fatty acids
    皮革和毛皮 化学试验 游离脂肪酸的测定
    China National Standards

    English PDF
    GB/T 42087-2022 Hydraulic transmission system - Cleaning procedure and cleanliness inspection method
    液压传动 系统 清洗程序和清洁度检验方法
    China National Standards

    English PDF
    GB/T 41956-2022 Determination of fluff amount of carbon fiber tow
    碳纤维丝束起毛量的测定
    China National Standards

    English PDF
    GB/T 26481-2022 Fugitive test of industrial valves
    工业阀门的逸散性试验
    China National Standards

    English PDF
    GB/T 25441-2022 vacuum cleaner motor
    吸尘器电机
    China National Standards

    English PDF
    GB/T 41914.2-2022 Microbubble technology General rules for the use and measurement of microbubbles Part 2: Classification of microbubble properties
    微细气泡技术 微细气泡使用和测量通则 第2部分:微细气泡属性分类
    China National Standards

    English PDF
    GB/T 13927-2022 Industrial valve pressure test
    工业阀门 压力试验
    China National Standards

    English PDF
    GB/T 26949.2-2022 Industrial vehicles - Stability verification - Part 2: Counterbalanced forklifts
    工业车辆 稳定性验证 第2部分:平衡重式叉车
    China National Standards

    English PDF
    GB/T 23686-2022 Environmentally Conscious Design Principles, Requirements and Guidance
    环境意识设计 原则、要求与指导
    China National Standards

    English PDF
    GB/T 41957-2022 Carbon Black Raw Oil Petroleum Refining Catalytic Oil Slurry
    炭黑原料油 石油炼制催化油浆
    China National Standards

    English PDF
    GB/T 42233-2022 Rapid Test Terms and Definitions
    快速检测 术语与定义
    China National Standards

    English PDF
    GB/T 41958-2022 Dipped canvas - Test method for thermal conductivity
    浸胶帆布 导热性能试验方法
    China National Standards

    English PDF
    GB/T 42281-2022 Membrane Aerated Biofilm Reactor (MABR) Hollow Fiber Membrane Module
    膜曝气生物膜反应器(MABR)中空纤维膜组件
    China National Standards

    English PDF
    GB/T 25857-2022 Low ambient temperature air source multi-connected heat pump (air conditioner) unit
    低环境温度空气源多联式热泵(空调)机组
    China National Standards

    English PDF
    GB/T 6104.2-2022 Industrial vehicles - Terminology - Part 2: Forks and attachments
    工业车辆 术语 第2部分:货叉和属具
    China National Standards

    English PDF
    GB/T 41951-2022 Corrosion of metals and alloys - Test method for corrosion resistance of steel connecting parts and steel components for construction
    金属和合金的腐蚀 建筑用钢连接部件及钢构件耐腐蚀性能测试方法
    China National Standards

    English PDF
    GB/T 42112-2022 Evaluation Index System of Asset Management Capability in Accommodation Industry
    住宿业资产管理能力评价指标体系
    China National Standards

    English PDF
    GB/T 14392.1-2022 Format of international trade documents - Part 1: Paper documents
    国际贸易单证样式 第1部分:纸质单证
    China National Standards

    English PDF
    GB/T 8750-2022 Gold-based bonding wire and ribbon for semiconductor packaging
    半导体封装用金基键合丝、带
    China National Standards

    English PDF
    GB/T 33174-2022 Asset management management system GB/T 33173 application guide
    资产管理 管理体系 GB/T 33173应用指南
    China National Standards

    English PDF
    GB/T 25915.15-2022 Clean rooms and related controlled environments - Part 15: Suitability assessment of equipment and materials by concentration of gaseous chemicals
    洁净室及相关受控环境 第15部分: 按气态化学物浓度评定设备及材料的适用性
    China National Standards

    English PDF
    GB/T 25915.14-2022 Clean rooms and related controlled environments - Part 14: Assessment of equipment suitability by particle concentration
    洁净室及相关受控环境 第14部分:按粒子浓度评估设备适用性
    China National Standards

    English PDF
    GB/T 25915.13-2022 Cleanrooms and related controlled environments - Part 13: Surface cleaning to particle and chemical cleanliness requirements
    洁净室及相关受控环境 第13部分:达到粒子和化学洁净度要求的表面清洁
    China National Standards

    English PDF
    GB/T 30918-2022 Evaluation method of non-oil-extended solution polymerized isoprene rubber (IR)
    非充油溶液聚合型异戊二烯橡胶(IR) 评价方法
    China National Standards

    English PDF
    GB/T 25260.1-2022 Synthetic Latex Part 1: Carboxylated styrene-butadiene latex (XSBRL)
    合成胶乳 第1部分:羧基丁苯胶乳(XSBRL)
    China National Standards

    English PDF
    GB/T 1482-2022 Metal powders - Determination of fluidity - Standard funnel method (Hall flow meter)
    金属粉末 流动性的测定 标准漏斗法(霍尔流速计)
    China National Standards

    English PDF
    GB/T 14885-2022 Basic classification and code of assets such as fixed assets
    固定资产等资产基础分类与代码
    China National Standards

    English PDF
    GB/T 26287-2022 Aluminum alloy sacrificial anode for electric water heater
    电热水器用铝合金牺牲阳极
    China National Standards

    English PDF
    GB/T 3396-2022 Determination of trace oxygen in ethylene and propylene for industrial use - Electrochemical method
    工业用乙烯、丙烯中微量氧的测定 电化学法
    China National Standards

    English PDF
    GB/T 254-2022 semi-refined paraffin
    半精炼石蜡
    China National Standards

    English PDF
    GB/T 42300-2022 Safety risk assessment specification for fine chemical reaction
    精细化工反应安全风险评估规范
    China National Standards

    English PDF
    GB/T 3780.29-2022 Carbon black - Part 29: Determination of solvent extractables
    炭黑 第29部分:溶剂可萃取物的测定
    China National Standards

    English PDF
    GB/T 41974.1-2022 Plastics - Color masterbatches - Part 1: Nomenclature system and basis of classification
    塑料 色母料 第1部分:命名系统和分类基础
    China National Standards

    English PDF
    GB/T 21296.6-2022 Automatic weighing instruments for road vehicles in motion - Part 6: Flat modular
    动态公路车辆自动衡器 第6部分:平板模块式
    China National Standards

    English PDF
    GB/T 41955-2022 Non-opening compression test method for multidirectional laminates of polymer matrix composites
    聚合物基复合材料多向层合板无开孔压缩试验方法
    China National Standards

    English PDF
    GB/T 41966-2022 Phased array ultrasonic testing method for seamless steel pipe
    无缝钢管相控阵超声检测方法
    China National Standards

    English PDF
    GB/T 34590.12-2022 Road vehicles - Functional safety - Part 12: Suitability for motorcycles
    道路车辆 功能安全 第12部分:摩托车的适用性
    China National Standards

    English PDF
    GB/T 34590.11-2022 Road vehicles - Functional safety - Part 11: Guidelines for semiconductor applications
    道路车辆 功能安全 第11部分:半导体应用指南
    China National Standards

    English PDF
    GB/T 34590.10-2022 Road vehicles - Functional safety - Part 10: Guidelines
    道路车辆 功能安全 第10部分:指南
    China National Standards

    English PDF
    GB/T 34590.9-2022 Road vehicles - Functional safety - Part 9: Automotive safety integrity level-oriented and safety-oriented analysis
    道路车辆 功能安全 第9部分:以汽车安全完整性等级为导向和以安全为导向的分析
    China National Standards

    English PDF
    GB/T 34590.8-2022 Road vehicles - Functional safety - Part 8: Supporting processes
    道路车辆 功能安全 第8部分:支持过程
    China National Standards

    English PDF
    GB/T 34590.7-2022 Road vehicles - Functional safety - Part 7: Production, operation, service and end-of-life
    道路车辆 功能安全 第7部分:生产、运行、服务和报废
    China National Standards

    English PDF
    GB/T 34590.6-2022 Road vehicles - Functional safety - Part 6: Product development: Software level
    道路车辆 功能安全 第6部分:产品开发:软件层面
    China National Standards

    English PDF
    GB/T 34590.5-2022 Road vehicles - Functional safety - Part 5: Product development: Hardware level
    道路车辆 功能安全 第5部分:产品开发:硬件层面
    China National Standards

    English PDF
    GB/T 34590.4-2022 Road vehicles - Functional safety - Part 4: Product development: System level
    道路车辆 功能安全 第4部分:产品开发:系统层面
    China National Standards

    English PDF
    GB/T 34590.3-2022 Road vehicles - Functional safety - Part 3: Concept phase
    道路车辆 功能安全 第3部分:概念阶段
    China National Standards

    English PDF
    GB/T 34590.2-2022 Road vehicles - Functional safety - Part 2: Functional safety management
    道路车辆 功能安全 第2部分:功能安全管理
    China National Standards

    English PDF
    GB/T 34590.1-2022 Road vehicles - Functional safety - Part 1: Terminology
    道路车辆 功能安全 第1部分:术语
    China National Standards

    English PDF
    GB/T 26958.71-2022 Product Geometric Specifications (GPS) Filtering Part 71: Robust Region Filters Gaussian Regression Filters
    产品几何技术规范(GPS) 滤波 第71部分:稳健区域滤波器 高斯回归滤波器
    China National Standards

    English PDF
    GB/T 18737.3-2022 Textile machinery and accessories - Beams of warp - Part 3: Beams of weaving
    纺织机械与附件 经轴 第3部分:织轴
    China National Standards

    English PDF
    GB/T 31092-2022 Sapphire single crystal ingot
    蓝宝石单晶晶棒
    China National Standards

    English PDF
    GB/T 41969-2022 Construction Machinery and Equipment Advanced Geological Drilling Rigs
    建筑施工机械与设备 超前地质钻机
    China National Standards

    English PDF
    GB/T 18916.64-2022 Water intake quotas - Part 64: Building and sanitary ceramics
    取水定额 第64部分:建筑卫生陶瓷
    China National Standards

    English PDF
    GB/T 33523.606-2022 Geometric Product Specification (GPS) Surface Structure Area Method Part 606: Nominal Characteristics of Non-Contact (Zoom) Type Instruments
    产品几何技术规范(GPS) 表面结构 区域法 第606部分:非接触(变焦)式仪器的标称特性
    China National Standards

    English PDF
    GB/T 33523.605-2022 Product Geometric Specifications (GPS) Surface Structure Area Method Part 605: Nominal Characteristics of Non-Contact (Point AF Probe) Type Instruments
    产品几何技术规范(GPS) 表面结构 区域法 第605部分:非接触(点自动对焦探针)式仪器的标称特性
    China National Standards

    English PDF
    GB/T 33523.602-2022 Product Geometry Specification (GPS) Surface Structure Area Method Part 602: Nominal Characteristics of Non-Contact (Confocal Chromatic Probe) Type Instruments
    产品几何技术规范(GPS) 表面结构 区域法 第602部分:非接触(共聚焦色差探针)式仪器的标称特性
    China National Standards

    English PDF
    GB/T 26958.85-2022 Geometric Product Specification (GPS) Filtering Part 85: Morphological Region Filters Segmentation
    产品几何技术规范(GPS) 滤波 第85部分:形态学区域滤波器 分割
    China National Standards

    English PDF
    GB/T 42084-2022 Product Geometric Specification (GPS) Extraction
    产品几何技术规范(GPS) 提取
    China National Standards

    English PDF
    GB/T 16857.9-2022 Geometric Product Specification (GPS) Coordinate Measuring System (CMS) Acceptance and Re-inspection Testing Part 9: Coordinate Measuring Machines Equipped with Multiple Probing Systems
    产品几何技术规范(GPS) 坐标测量系统(CMS)的验收检测和复检检测 第9部分:配备多种探测系统的坐标测量机
    China National Standards

    English PDF
    GB/T 16857.8-2022 Geometric Product Specification (GPS) Coordinate Measuring System (CMS) Acceptance and Re-inspection Testing Part 8: Coordinate Measuring Machines Using Optical Distance Sensors
    产品几何技术规范(GPS) 坐标测量系统(CMS)的验收检测和复检检测 第8部分:使用光学距离传感器的坐标测量机
    China National Standards

    English PDF
    GB/T 16857.7-2022 Product Geometric Specification (GPS) Coordinate Measuring System (CMS) Acceptance Test and Re-inspection Test Part 7: Coordinate Measuring Machine Equipped with Image Detection System
    产品几何技术规范(GPS) 坐标测量系统(CMS)的验收检测和复检检测 第7部分:配置影像探测系统的坐标测量机
    China National Standards

    English PDF
    GB/T 16857.12-2022 Geometric product specification (GPS) Acceptance testing and re-inspection testing of coordinate measuring systems (CMS) Part 12: Coordinate measuring machines with articulated arms
    产品几何技术规范(GPS) 坐标测量系统(CMS)的验收检测和复检检测 第12部分:关节臂式坐标测量机
    China National Standards

    English PDF
    GB/T 16857.10-2022 Geometric Product Specification (GPS) Coordinate Measuring System (CMS) Acceptance Test and Re-inspection Test Part 10: Laser Tracker
    产品几何技术规范(GPS) 坐标测量系统(CMS)的验收检测和复检检测 第10部分:激光跟踪仪
    China National Standards

    English PDF
    GB/T 13575.1-2022 Ordinary and narrow V-belt drives - Part 1: Reference width system
    普通和窄V带传动 第1部分:基准宽度制
    China National Standards

    English PDF
    GB/T 15531-2022 Belt drive Pulley Center distance adjustment limit value
    带传动 带轮 中心距调整极限值
    China National Standards

    English PDF
    GB/T 33523.604-2022 Product Geometry Specification (GPS) Surface Structure Area Method Part 604: Nominal Characteristics of Non-Contact (Coherent Scanning Interferometry) Type Instruments
    产品几何技术规范(GPS) 表面结构 区域法 第604部分:非接触(相干扫描干涉)式仪器的标称特性
    China National Standards

    English PDF
    GB/T 33523.603-2022 Product Geometry Specification (GPS) Surface Structure Area Method Part 603: Nominal Properties of Non-Contact (Phase Shift Interferometry) Type Instruments
    产品几何技术规范(GPS) 表面结构 区域法 第603部分:非接触(相移干涉显微)式仪器的标称特性
    China National Standards

    English PDF
    GB/T 33523.3-2022 Geometric Product Specification (GPS) Surface Structure Area Method Part 3: Set of Specification Operations
    产品几何技术规范(GPS) 表面结构 区域法 第3部分:规范操作集
    China National Standards

    English PDF
    GB/T 42080.2-2022 Molecular in vitro diagnostic tests - Specification of pre-examination procedures for frozen tissues - Part 2: Isolation of proteins
    分子体外诊断检验 冷冻组织检验前过程的规范 第2部分:分离蛋白质
    China National Standards

    English PDF
    GB/T 42080.1-2022 Molecular in vitro diagnostic tests - Specification of preexamination procedures for frozen tissues - Part 1: Isolation of RNA
    分子体外诊断检验 冷冻组织检验前过程的规范 第1部分:分离RNA
    China National Standards

    English PDF
    GB/T 42216.2-2022 Molecular in vitro diagnostic tests - Specification for pre-examination procedures of formalin-fixed and paraffin-embedded tissues - Part 2: Isolation of proteins
    分子体外诊断检验 福尔马林固定及石蜡包埋组织检验前过程的规范 第2部分:分离蛋白质
    China National Standards

    English PDF
    GB/T 42216.3-2022 Molecular in vitro diagnostic tests - Specification for preexamination procedures of formalin-fixed and paraffin-embedded tissues - Part 3: Isolation of DNA
    分子体外诊断检验 福尔马林固定及石蜡包埋组织检验前过程的规范 第3部分:分离DNA
    China National Standards

    English PDF
    GB/T 42216.1-2022 Molecular in vitro diagnostic tests - Specification for preexamination procedures of formalin-fixed and paraffin-embedded tissues - Part 1: Isolation of RNA
    分子体外诊断检验 福尔马林固定及石蜡包埋组织检验前过程的规范 第1部分:分离RNA
    China National Standards

    English PDF
    GB/Z 42153-2022 Test procedure for pre-prototype of wave energy conversion device
    波浪能转换装置预样机测试规程
    China National Standards

    English PDF
    GB/T 9473-2022 Performance requirements for desk lamps for reading and writing tasks
    读写作业台灯性能要求
    China National Standards

    English PDF
    GB/T 21079.1-2022 Financial services - Secure cryptographic devices (retail) Part 1: Concepts, requirements and evaluation methods
    金融服务 安全加密设备(零售)第1部分:概念、要求和评估方法
    China National Standards

    English PDF
    GB/T 21079.2-2022 Financial services - Security encryption equipment (retail) Part 2: Checklist for equipment security compliance in financial transactions
    金融服务 安全加密设备(零售)第2部分:金融交易中设备安全符合性检测清单
    China National Standards

    English PDF
    GB/T 42182-2022 Financial Services Global Institutions Legal Forms
    金融服务 全球机构法律形式
    China National Standards

    English PDF
    GB/Z 16886.22-2022 Biological Evaluation of Medical Devices Part 22: Guidelines for Nanomaterials
    医疗器械生物学评价 第22部分:纳米材料指南
    China National Standards

    English PDF
    GB/T 20936.1-2022 Gas detectors for explosive atmospheres - Part 1: Performance requirements for combustible gas detectors
    爆炸性环境用气体探测器 第1部分:可燃气体探测器性能要求
    China National Standards

    English PDF
    GB/T 42178-2022 Requirements for the interface of cargo entering and exiting the space station airlock
    空间站气闸舱进出货物接口要求
    China National Standards

    English PDF
    GB/T 23608-2022 Recycling platinum group metal raw materials
    回收铂族金属原料
    China National Standards

    English PDF
    GB/T 41927-2022 Plastics - Thermoset molding compounds - Short-term performance evaluation at elevated temperatures
    塑料 热固性模塑料 高温下的短期性能评估
    China National Standards

    English PDF
    GB/T 41926-2022 Plastics - Determination of 1,2-ethylene glycol content in epoxy resins
    塑料 环氧树脂 1,2-乙二醇含量的测定
    China National Standards

    English PDF
    GB/T 41928-2022 Plastics epoxy resins - Determination of degree of crosslinking of crosslinked epoxy resins by differential scanning calorimetry (DSC)
    塑料 环氧树脂 差示扫描量热法(DSC)测定交联环氧树脂交联度
    China National Standards

    English PDF
    GB/T 41929-2022 Plastics - epoxy resins - test methods
    塑料 环氧树脂 试验方法
    China National Standards

    English PDF
    GB/T 41931-2022 Plastics/Rubber Polymer Dispersions and Synthetic Rubber Latex Freeze-Thaw Cycle Stability Test
    塑料/橡胶 聚合物分散体和合成橡胶胶乳 冻融循环稳定性试验
    China National Standards

    English PDF
    GB/T 41935-2022 Plastics - Artificial weathering with acid deposits
    塑料 含酸性沉积的人工气候老化
    China National Standards

    English PDF

    Find out:53099Items   |  To Page of: First -Previous-Next -Last  | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531

    +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