China National Standards

China Li 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 "Li" GB Standards List:
  • Standard  Code Standard Title Standard Class Order
    GB/T 43349-2023 Calcareous materials Determination of neutraLization value Titration method
    石灰质材料 中和值的测定 滴定法
    China National Standards
    Li

    English PDF
    GB/T 43303-2023 Oil and gas drilLing equipment sucker rod
    石油天然气钻采设备 抽油杆
    China National Standards
    Li

    English PDF
    GB/T 29549.1-2023 Offshore oil fixed platform module drilLing rig Part 1: Design
    海上石油固定平台模块钻机 第1部分:设计
    China National Standards
    Li

    English PDF
    GB/T 29021-2023 Oil and gas drilLing equipment beam pumping unit
    石油天然气钻采设备 游梁式抽油机
    China National Standards
    Li

    English PDF
    GB/T 43259.302-2023 Energy Management System AppLication Programming Interface (EMS-API) Part 302: Dynamic Part of the Common Information Model (CIM)
    能量管理系统应用程序接口(EMS-API)第302部分:公共信息模型(CIM)的动态部分
    China National Standards
    Li

    English PDF
    GB/T 43262-2023 Electromagnetic Interference Diagnostic GuideLines
    电磁干扰诊断导则
    China National Standards
    Li

    English PDF
    GB/T 43248-2023 Electric and hybrid vehicles - Radio disturbance characteristics - Limits and methods of measurement for the protection of off-board receivers below 30 MHz
    电动汽车和混合动力汽车 无线电骚扰特性 用于保护30MHz以下车外接收机的限值和测量方法
    China National Standards
    Li

    English PDF
    GB/T 24403-2023 General rules for quaLity of canned tuna
    金枪鱼罐头质量通则
    China National Standards
    Li

    English PDF
    GB/T 13516-2023 General rules for quaLity of canned peaches
    桃罐头质量通则
    China National Standards
    Li

    English PDF
    GB/T 17530.2-2023 Test methods for industrial acryLic acid and esters Part 2: Determination of organic impurities and purity of industrial acrylic acid esters Gas chromatography
    工业丙烯酸及酯的试验方法 第2部分:工业用丙烯酸酯有机杂质及纯度的测定 气相色谱法
    China National Standards
    Li

    English PDF
    GB/T 17529.5-2023 AcryLic acids and esters for industrial use Part 5: 2-Ethylhexyl acrylate for industrial use
    工业用丙烯酸及酯 第5部分:工业用丙烯酸2-乙基己酯
    China National Standards
    Li

    English PDF
    GB/T 17529.4-2023 AcryLic acids and esters for industrial use Part 4: n-Butyl acrylate for industrial use
    工业用丙烯酸及酯 第4部分:工业用丙烯酸正丁酯
    China National Standards
    Li

    English PDF
    GB/T 17529.3-2023 AcryLic acids and esters for industrial use Part 3: Ethyl acrylate for industrial use
    工业用丙烯酸及酯 第3部分:工业用丙烯酸乙酯
    China National Standards
    Li

    English PDF
    GB/T 17529.2-2023 AcryLic acids and esters for industrial use Part 2: Methyl acrylate for industrial use
    工业用丙烯酸及酯 第2部分:工业用丙烯酸甲酯
    China National Standards
    Li

    English PDF
    GB/T 17529.1-2023 AcryLic acids and esters for industrial use Part 1: Acrylic acid for industrial use
    工业用丙烯酸及酯 第1部分:工业用丙烯酸
    China National Standards
    Li

    English PDF
    GB/T 43320-2023 Non-destructive testing of welds, ultrasonic testing, appLication of automatic phased array technology for thin-walled steel components
    焊缝无损检测 超声检测 薄壁钢构件自动相控阵技术的应用
    China National Standards
    Li

    English PDF
    GB/T 21218-2023 Unused siLicon insulating liquid for electrical use
    电气用未使用过的硅绝缘液体
    China National Standards
    Li

    English PDF
    GB/T 15558.5-2023 Buried polyethylene (PE) piping systems for gas use Part 5: System suitabiLity
    燃气用埋地聚乙烯(PE)管道系统 第5部分:系统适用性
    China National Standards
    Li

    English PDF
    GB/T 19494.3-2023 Mechanized sampLing of coal Part 3: Determination of precision and bias testing
    煤炭机械化采样 第3部分:精密度测定和偏倚试验
    China National Standards
    Li

    English PDF
    GB/T 19494.2-2023 Mechanized sampLing of coal Part 2: Preparation of coal samples
    煤炭机械化采样 第2部分:煤样的制备
    China National Standards
    Li

    English PDF
    GB/T 19494.1-2023 Mechanized sampLing of coal Part 1: Sampling methods
    煤炭机械化采样 第1部分:采样方法
    China National Standards
    Li

    English PDF
    GB/T 43314-2023 SiLicone rubber, determination of phenyl and vinyl content, proton nuclear magnetic resonance spectroscopy
    硅橡胶 苯基和乙烯基含量的测定 核磁共振氢谱法
    China National Standards
    Li

    English PDF
    GB/T 13871.4-2023 Rotating shaft Lip seals with elastomer sealing elements - Part 4: Performance test procedures
    密封元件为弹性体材料的旋转轴唇形密封圈 第4部分:性能试验程序
    China National Standards
    Li

    English PDF
    GB/T 13871.3-2023 Lip seals for rotating shafts with elastomeric sealing elements - Part 3: Storage, handling and installation
    密封元件为弹性体材料的旋转轴唇形密封圈 第3部分:贮存、搬运和安装
    China National Standards
    Li

    English PDF
    GB/T 43234-2023 Forming mold incLined guide pillar
    成型模 斜导柱
    China National Standards
    Li

    English PDF
    GB/T 43440-2023 Internet of Things Smart Agriculture Data Transmission Technology AppLication Guide
    物联网 智慧农业数据传输技术应用指南
    China National Standards
    Li

    English PDF
    GB/T 43438-2023 Information Technology Learning, Education and Training GuideLines for the Assessment of Information Literacy for Primary and Secondary School Teachers
    信息技术 学习、教育和培训 中小学教师信息素养评价指南
    China National Standards
    Li

    English PDF
    GB/T 43437-2023 Information Technology Information Product R&D CapabiLity Assessment Model
    信息技术 信息产品研发能力评估模型
    China National Standards
    Li

    English PDF
    GB/T 43431-2023 Information technology Cloud data storage and management Object-based cloud storage appLication interface testing method
    信息技术 云数据存储和管理 基于对象的云存储应用接口测试方法
    China National Standards
    Li

    English PDF
    GB/T 25914-2023 Information Technology Traditional MongoLian nominal characters, deformed characters and control character usage rules
    信息技术 传统蒙古文名义字符、变形显现字符和控制字符使用规则
    China National Standards
    Li

    English PDF
    GB/T 43261-2023 Product acceptance plan combining zero acceptance sampLing system with process control procedures
    零接收数抽样系统与过程控制程序相结合的产品验收方案
    China National Standards
    Li

    English PDF
    GB/T 40681.2-2023 Statistical methods for monitoring production process capabiLity and performance Part 2: Process capability and performance for time-dependent process models
    生产过程能力和性能监测统计方法 第2部分:时间相依过程模型的过程能力与性能
    China National Standards
    Li

    English PDF
    GB/T 22553-2023 GuideLines for assessing measurement uncertainty using estimates of repeatability, reproducibility and correctness
    利用重复性、再现性和正确度的估计值评定测量不确定度的指南
    China National Standards
    Li

    English PDF
    GB/T 19042.6-2023 Evaluation and routine testing of medical imaging departments Part 3-6: Imaging performance acceptance and stabiLity testing of mammography X-ray equipment in breast tomosynthesis imaging mode
    医用成像部门的评价及例行试验 第3-6部分:乳腺断层合成成像模式下乳腺摄影X射线设备成像性能验收与稳定性试验
    China National Standards
    Li

    English PDF
    GB/T 15622-2023 HydrauLic cylinder test method
    液压缸 试验方法
    China National Standards
    Li

    English PDF
    GB 31604.55-2023 National Food Safety Standards Food Contact Materials and Products Determination of Migration Amount of IsothiazoLinone Compounds
    食品安全国家标准 食品接触材料及制品 异噻唑啉酮类化合物迁移量的测定
    China National Standards
    Li

    English PDF
    GB 31604.29-2023 National food safety standards Food contact materials and products Determination of migration of acryLic acid, methacrylic acid and their esters
    食品安全国家标准 食品接触材料及制品 丙烯酸和甲基丙烯酸及其酯类迁移量的测定
    China National Standards
    Li

    English PDF
    GB 31604.59-2023 National Food Safety Standards Food Contact Materials and Products General Principles for VaLidation of Chemical Analysis Methods
    食品安全国家标准 食品接触材料及制品 化学分析方法验证通则
    China National Standards
    Li

    English PDF
    GB 31614.1-2023 National food safety standards Determination of siaLic acid in food
    食品安全国家标准 食品中唾液酸的测定
    China National Standards
    Li

    English PDF
    GB 5009.289-2023 National food safety standards Determination of galactooLigosaccharides in food
    食品安全国家标准 食品中低聚半乳糖的测定
    China National Standards
    Li

    English PDF
    GB 4789.26-2023 National Food Safety Standards Food Microbiology Testing Commercial SteriLity Testing
    食品安全国家标准 食品微生物学检验 商业无菌检验
    China National Standards
    Li

    English PDF
    GB 5009.295-2023 National Food Safety Standard General Principles for VaLidation of Chemical Analysis Methods
    食品安全国家标准 化学分析方法验证通则
    China National Standards
    Li

    English PDF
    GB 1903.40-2022 National Food Safety Standard Nutritional Enhancer FructooLigosaccharide
    食品安全国家标准 营养强化剂 低聚果糖
    China National Standards
    Li

    English PDF
    GB 5009.211-2022 National food safety standards Determination of foLic acid in food
    食品安全国家标准 食品中叶酸的测定
    China National Standards
    Li

    English PDF
    GB 1903.27-2022 National Food Safety Standard Food Nutritional Enhancer Galacto-oLigosaccharide
    食品安全国家标准 食品营养强化剂 低聚半乳糖
    China National Standards
    Li

    English PDF
    GB 31604.53-2022 National Food Safety Standard Food Contact Materials and Products Determination of Migration Amount of 5-EthyLidene-2-Norbornene
    食品安全国家标准 食品接触材料及制品 5-亚乙基-2-降冰片烯迁移量的测定
    China National Standards
    Li

    English PDF
    GB 5413.20-2022 National Food Safety Standard Determination of ChoLine in Infant and Young Children’s Foods and Dairy Products
    食品安全国家标准 婴幼儿食品和乳品中胆碱的测定
    China National Standards
    Li

    English PDF
    GB 2762-2022 National Food Safety Standards Limits of Contaminants in Food
    食品安全国家标准 食品中污染物限量
    China National Standards
    Li

    English PDF
    GB 5009.284-2021 National Food Safety Standard Determination of vanilLin, methyl vanillin, ethyl vanillin and coumarin in food
    食品安全国家标准 食品中香兰素、甲基香兰素、乙基香兰素和香豆素的测定
    China National Standards
    Li

    English PDF
    GB 5009.265-2021 National food safety standards Determination of polycycLic aromatic hydrocarbons in food
    食品安全国家标准 食品中多环芳烃的测定
    China National Standards
    Li

    English PDF
    GB 31655-2021 National food safety standards AlkaLine comet test in mammals
    食品安全国家标准 哺乳动物体内碱性彗星试验
    China National Standards
    Li

    English PDF
    GB 31651-2021 National Food Safety Standards Hygiene Specifications for CentraLized Disinfection of Table (Drinking) Utensils
    食品安全国家标准 餐(饮)具集中消毒卫生规范
    China National Standards
    Li

    English PDF
    GB 31607-2021 National food safety standards Limits of pathogenic bacteria in bulk ready-to-eat foods
    食品安全国家标准 散装即食食品中致病菌限量
    China National Standards
    Li

    English PDF
    GB 29921-2021 National Food Safety Standards Limits of Pathogenic Bacteria in Prepackaged Foods
    食品安全国家标准 预包装食品中致病菌限量
    China National Standards
    Li

    English PDF
    GB 1903.54-2021 National Food Safety Standard Food Nutritional Enhancer ChoLine Bitartrate
    食品安全国家标准 食品营养强化剂 酒石酸氢胆碱
    China National Standards
    Li

    English PDF
    GB 1886.358-2021 National Food Safety Standards Food Additives PhosphoLipids
    食品安全国家标准 食品添加剂 磷脂
    China National Standards
    Li

    English PDF
    GB 1886.317-2021 National food safety standards Food additive β-carotene (source of SaLina algae)
    食品安全国家标准 食品添加剂 β- 胡萝卜素(盐藻来源)
    China National Standards
    Li

    English PDF
    GB 4789.29-2020 National food safety standards Food microbiology testing Burkholderia gladioLi (Pseudomonas cocotoxin subspecies fermented rice noodles) testing
    食品安全国家标准 食品微生物学检验 唐菖蒲伯克霍尔德氏菌(椰毒假单胞菌酵米面亚种)检验
    China National Standards
    Li

    English PDF
    GB 29201-2020 National Food Safety Standards Food Additives Ammonia and Liquid Ammonia
    食品安全国家标准 食品添加剂 氨水及液氨
    China National Standards
    Li

    English PDF
    GB 25576-2020 National Food Safety Standards Food Additives SiLica
    食品安全国家标准 食品添加剂 二氧化硅
    China National Standards
    Li

    English PDF
    GB 15193.28-2020 National Food Safety Standards In vitro mammaLian cell micronucleus test
    食品安全国家标准 体外哺乳类细胞微核试验
    China National Standards
    Li

    English PDF
    GB 31660.9-2019 National food safety standards - Determination of ethoxycarbamate residues in edible poultry tissues - High performance Liquid chromatography
    食品安全国家标准 家禽可食性组织中乙氧酰胺苯甲酯残留量的测定 高效液相色谱法
    China National Standards
    Li

    English PDF
    GB 31660.8-2019 National food safety standards Determination of azaamphenanthrene residues in cattle edible tissues and milk Liquid chromatography-tandem mass spectrometry
    食品安全国家标准 牛可食性组织及牛奶中氮氨菲啶残留量的测定 液相色谱-串联质谱法
    China National Standards
    Li

    English PDF
    GB 31660.7-2019 National food safety standards Determination of cyproheptadine and clonidine residues in pig tissues and urine Liquid chromatography-tandem mass spectrometry
    食品安全国家标准 猪组织和尿液中赛庚啶及可乐定残留量的测定 液相色谱-串联质谱法
    China National Standards
    Li

    English PDF
    GB 31660.6-2019 National Food Safety Standard Determination of Residues of Five α2-Receptor Agonists in Animal Foods Liquid Chromatography-Tandem Mass Spectrometry
    食品安全国家标准 动物性食品中5种α2-受体激动剂残留量的测定 液相色谱-串联质谱法
    China National Standards
    Li

    English PDF
    GB 31660.5-2019 National food safety standards Determination of amantadine residues in animal foods Liquid chromatography-tandem mass spectrometry
    食品安全国家标准 动物性食品中金刚烷胺残留量的测定 液相色谱-串联质谱法
    China National Standards
    Li

    English PDF
    GB 31660.4-2019 National food safety standards Determination of megestrol acetate and medroxyprogesterone acetate residues in animal foods Liquid chromatography-tandem mass spectrometry
    食品安全国家标准 动物性食品中醋酸甲地孕酮和醋酸甲羟孕酮残留量的测定 液相色谱-串联质谱法
    China National Standards
    Li

    English PDF
    GB 31660.3-2019 National Food Safety Standard Determination of TrifluraLin Residues in Aquatic Products Gas Chromatography
    食品安全国家标准 水产品中氟乐灵残留量的测定 气相色谱法
    China National Standards
    Li

    English PDF
    GB 31660.1-2019 National food safety standards Determination of macroLide drug residues in aquatic products Liquid chromatography-tandem mass spectrometry
    食品安全国家标准 水产品中大环内酯类药物残留量的测定 液相色谱-串联质谱法
    China National Standards
    Li

    English PDF
    GB 31650-2019 National Food Safety Standards Maximum Residue Limits of Veterinary Drugs in Food
    食品安全国家标准 食品中兽药最大残留限量
    China National Standards
    Li

    English PDF
    GB 2763-2019 National Food Safety Standards Maximum Residue Limits of Pesticides in Food
    食品安全国家标准 食品中农药最大残留限量
    China National Standards
    Li

    English PDF
    GB 23200.117-2019 National food safety standards Determination of copper quinoLine residues in plant-derived foods High performance liquid chromatography
    食品安全国家标准 植物源性食品中喹啉铜残留量的测定 高效液相色谱法
    China National Standards
    Li

    English PDF
    GB 43066-2023 Safety technical requirements for passive explosion-proof faciLities in coal mines
    煤矿用被动式隔爆设施安全技术要求
    China National Standards
    Li

    English PDF
    GB 22757.2-2023 Light vehicle energy consumption labeling Part 2: Externally rechargeable hybrid electric vehicles and pure electric vehicles
    轻型汽车能源消耗量标识 第2部分:可外接充电式混合动力电动汽车和纯电动汽车
    China National Standards
    Li

    English PDF
    GB 22757.1-2023 Light vehicle energy consumption labeling Part 1: Gasoline and diesel vehicles
    轻型汽车能源消耗量标识 第1部分:汽油和柴油汽车
    China National Standards
    Li

    English PDF
    GB 21347-2023 Energy consumption Limit per unit product for industrial silicon and magnesium
    工业硅和镁单位产品能源消耗限额
    China National Standards
    Li

    English PDF
    GB 18279-2023 SteriLization of healthcare products Ethylene oxide Requirements for the development, validation and routine control of medical device sterilization processes
    医疗保健产品灭菌 环氧乙烷 医疗器械灭菌过程的开发、确认和常规控制要求
    China National Standards
    Li

    English PDF
    GB 8599-2023 Technical requirements for large pressure steam steriLizers
    大型压力蒸汽灭菌器技术要求
    China National Standards
    Li

    English PDF
    GB/T 30433-2021 Standard chromatographic column for Liquid chromatography testing "Modification No. 1"
    液相色谱仪测试用标准色谱柱《第1号修改单》
    China National Standards
    Li

    English PDF
    GB/T 14909-2021 Energy system? Analysis Technical GuideLines "Revision No. 1"
    能量系统?分析技术导则《第1号修改单》
    China National Standards
    Li

    English PDF
    GB/T 7190.3-2019 Mechanical draft cooLing tower Part 3: Closed cooling tower "Modification No. 1"
    机械通风冷却塔 第3部分:闭式冷却塔《第1号修改单》
    China National Standards
    Li

    English PDF
    GB/Z 43202.2-2023 AppLication of Robot GB/T 36530 Part 2: Application Guide
    机器人 GB/T 36530的应用 第2部分:应用指南
    China National Standards
    Li

    English PDF
    GB/Z 43194-2023 Group Standards Involving Patent Disposal GuideLines
    团体标准涉及专利处置指南
    China National Standards
    Li

    English PDF
    GB/Z 43193-2023 Nanotechnology Elements of research on toxicant metaboLism kinetics of nanomaterials
    纳米技术 纳米材料毒物代谢动力学研究要素
    China National Standards
    Li

    English PDF
    GB/Z 43078-2023 HydrauLic Transmission Connections Installation Instructions for Stud-End Adjustable Pipe Couplings
    液压传动连接 螺柱端可调管接头的安装指导
    China National Standards
    Li

    English PDF
    GB/Z 43075-2023 HydrauLic transmission connections Identification and nomenclature
    液压传动连接 标识与命名
    China National Standards
    Li

    English PDF
    GB/Z 40602.4-2023 Radio interference from antennas and receiving systems Part 4: Wireless receiving systems Electromagnetic compatibiLity test methods for electronic equipment with integrated wireless modules
    天线及接收系统的无线电干扰 第4部分:无线接收系统 集成无线模块电子设备电磁兼容测试方法
    China National Standards
    Li

    English PDF
    GB/Z 21223.3-2023 GuideLines for statistical analysis of aging test data Part 3: Minimum number of specimens under different test conditions given test data
    老化试验数据统计分析导则 第3部分:给定试验数据的不同试验条件下的最少试样数量
    China National Standards
    Li

    English PDF
    GB/Z 20833.5-2023 Rotating electrical machines - Winding insulation - Part 5: OffLine measurement of partial discharge onset voltage under repeated impulse voltages
    旋转电机 绕组绝缘 第5部分:重复冲击电压下局部放电起始电压的离线测量
    China National Standards
    Li

    English PDF
    GB/Z 18975.4-2023 Industrial Automation Systems and Integration Process Plant (Including Oil and Gas Production FaciLities) Life Cycle Data Integration Part 4: Initial Reference Data
    工业自动化系统与集成 流程工厂(包括石油和天然气生产设施)生命周期数据集成 第4部分:初始参考数据
    China National Standards
    Li

    English PDF
    GB/Z 18975.12-2023 Industrial Automation Systems and Integration Lifecycle Data Integration for Process Plants (Including Oil and Gas Production Facilities) Part 12: Lifecycle Integration Ontologies Represented in the Web Ontology Language (OWL)
    工业自动化系统与集成 流程工厂(包括石油和天然气生产设施)生命周期数据集成 第12部分:网络本体语言(OWL)表示的生命周期集成本体
    China National Standards
    Li

    English PDF
    GB/T 9151-2023 DrilLing Engineering Terminology
    钻探工程术语
    China National Standards
    Li

    English PDF
    GB/T 9126.2-2023 Non-metalLic flat gaskets for pipe flanges Part 2: Class series
    管法兰用非金属平垫片 第2部分:Class系列
    China National Standards
    Li

    English PDF
    GB/T 9126.1-2023 Non-metalLic flat gaskets for pipe flanges Part 1: PN series
    管法兰用非金属平垫片 第1部分:PN系列
    China National Standards
    Li

    English PDF
    GB/T 6324.12-2023 Test methods for organic chemical products Part 12: Determination of trace amounts of mercury in organic Liquid chemical products Atomic fluorescence method
    有机化工产品试验方法 第12部分:有机液体化工产品微量汞的测定 原子荧光法
    China National Standards
    Li

    English PDF
    GB/T 6138-2023 Step twist drill for drilLing before tapping
    攻丝前钻孔用阶梯麻花钻
    China National Standards
    Li

    English PDF
    GB/T 6097-2023 Cotton fiber test sampLing method
    棉纤维试验取样方法
    China National Standards
    Li

    English PDF
    GB/T 5170.21-2023 Inspection methods for environmental testing equipment Part 21: HydrauLic vibration systems for vibration (random) testing
    环境试验设备检验方法 第21部分:振动(随机)试验用液压式振动系统
    China National Standards
    Li

    English PDF
    GB/T 5169.34-2023 Fire hazard tests for electrical and electronic products Part 34: GuideLines for fire hazard assessment Ignitability Summary and relevance of test methods
    电工电子产品着火危险试验 第34部分:着火危险评定导则 起燃性 试验方法概要和相关性
    China National Standards
    Li

    English PDF
    GB/T 5169.33-2023 Fire hazard test for electrical and electronic products Part 33: GuideLines for fire hazard assessment Ignitability General principles
    电工电子产品着火危险试验 第33部分: 着火危险评定导则 起燃性 总则
    China National Standards
    Li

    English PDF

    Find out:16065Items   |  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

    +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