China National Standards

China PE 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 "PE" GB Standards List:
  • Standard  Code Standard Title Standard Class Order
    GB/T 34445-2017 Test method of hot-tack proPErty for heat sealing surfaces of thermoplastic polymer and thermoplastic composite material
    热塑性塑料及其复合材料热封面热粘性能测定
    China National Standards
    PE

    English PDF
    GB/T 34268-2017 General sPEcification for glass-bottle beer production packaging line
    啤酒玻璃瓶灌装生产线通用技术要求
    China National Standards
    PE

    English PDF
    GB/T 18511-2017 Determination of ignition temPErature of coal
    煤的着火温度测定方法
    China National Standards
    PE

    English PDF
    GB/T 19362.2-2017 Test conditions for bridge-tyPE milling machines—Testing of the accuracy—Part 2: Travelling bridge (gantry-type) machines
    龙门铣床检验条件 精度检验 第2部分:龙门移动式铣床
    China National Standards
    PE

    English PDF
    GB/T 4679-2017 Diecasting dies—Components—SPEcifications
    压铸模 零件 技术条件
    China National Standards
    PE

    English PDF
    GB/T 13747.19-2017 Methods for chemical analysis of zirconium and zirconium alloys—Part19:Determination of titanium content—Diantipyrylmethane sPEctrophotometry and the inductively coupled plasma atomic emission spectrometry
    锆及锆合金化学分析方法 第19部分:钛量的测定 二安替比林甲烷分光光度法和电感耦合等离子体原子发射光谱法
    China National Standards
    PE

    English PDF
    GB/T 13747.25-2017 Methods for chemical analysis of zirconium and zirconium alloys—Part 25:Determination of niobium content—2-(5-bromo-2-pyridylazo)-5-diethylam inophenol sPEctrophotometry and inductively coupled plasma atomic emission spectrometry
    锆及锆合金化学分析方法 第25部分:铌量的测定 5-Br-PADAP分光光度法和电感耦合等离子体原子发射光谱法
    China National Standards
    PE

    English PDF
    GB/T 19587-2017 Determination of the sPEcific surface area of solids by gas adsorption using the BET method
    气体吸附BET法测定固态物质比表面积
    China National Standards
    PE

    English PDF
    GB/T 34186-2017 Refractory products—Determination of dynamic Young’s modulus(MOE)at elevated temPEratures by impulse excitation of vibration
    耐火材料 高温动态杨氏模量试验方法(脉冲激振法)
    China National Standards
    PE

    English PDF
    GB/T 34217-2017 Refractory products—Determination of torsion strength at elevated temPErature
    耐火材料 高温抗扭强度试验方法
    China National Standards
    PE

    English PDF
    GB/T 34189-2017 Portland cement used for piPE pile without high pressure steam
    免压蒸管桩硅酸盐水泥
    China National Standards
    PE

    English PDF
    GB/T 34283-2017 Interface sPEcifications of national emergencies early warning release system’s management platform and terminal management platform
    国家突发事件预警信息发布系统管理平台与终端管理平台接口规范
    China National Standards
    PE

    English PDF
    GB/T 8844-2017 Diecasting dies—SPEcifications
    压铸模 技术条件
    China National Standards
    PE

    English PDF
    GB/T 34444-2017 PaPEr and board—Determination of the layer peel strength
    纸和纸板 层间剥离强度的测定
    China National Standards
    PE

    English PDF
    GB/T 34455-2017 PaPEr,board and pulps—Determination of 2,2-bis(4-hydroxyphenyl) propane (bisphenol A )—Liquid chromatography
    纸、纸板和纸浆 2,2-二(4-羟基苯基)丙烷(双酚A)的测定 液相色谱法
    China National Standards
    PE

    English PDF
    GB/T 9473-2017 PErformance requirements for table lamps for paper task
    读写作业台灯性能要求
    China National Standards
    PE

    English PDF
    GB/T 13747.1-2017 Methods for chemical analysis of zirconium and zirconium alloys—Part 1:Determination of tin content—Potassium iodate titration and phenylfluorone-polyethylene glycoloctyl phenyl ether sPEctrophotometry
    锆及锆合金化学分析方法 第1部分:锡量的测定 碘酸钾滴定法和苯基荧光酮-聚乙二醇辛基苯基醚分光光度法
    China National Standards
    PE

    English PDF
    GB/T 34218-2017 Refractory products—Determination of compressive strength at elevated temPErature
    耐火材料 高温耐压强度试验方法
    China National Standards
    PE

    English PDF
    GB/T 34219-2017 Refractory matericals—Determination of tensile strength at room temPErature
    耐火材料 常温抗拉强度试验方法
    China National Standards
    PE

    English PDF
    GB/T 34220-2017 Refractory Products—Determination of tensile strength at elevated temPErature
    耐火材料 高温抗拉强度试验方法
    China National Standards
    PE

    English PDF
    GB/T 30428.5-2017 Information system for digitized suPErvision and management of city—Part 5:Device for supervise information capture
    数字化城市管理信息系统 第5部分:监管信息采集设备
    China National Standards
    PE

    English PDF
    GB/T 34042-2017 General sPEcification for on-line analyzer systems
    在线分析仪器系统通用规范
    China National Standards
    PE

    English PDF
    GB/T 5195.15-2017 Fluorspar—Determination of calcium,aluminum,silicon,phosphorus,sulfur,potassium,iron,barium and lead content—Wavelength disPErsive X-ray fluorescence spectrometric method
    萤石 钙、铝、硅、磷、硫、钾、铁、钡、铅含量的测定 波长色散X射线荧光光谱法
    China National Standards
    PE

    English PDF
    GB/T 5195.16-2017 Fluorspar—Determination of silicon, aluminum, iron, potassium, magnesium and titanium content—Inductively coupled plasma atomic emission sPEctrometry
    萤石 硅、铝、铁、钾、镁和钛含量的测定 电感耦合等离子体原子发射光谱法
    China National Standards
    PE

    English PDF
    GB/T 4698.23-2017 Methods for chemical analysis of titanium sponge,titanium and titanium alloys—Part 23:Determination of palladium content—Stannous choride-potassium iodide sPEctrophotometry and inductively coupled plasma atomic emission spectrometry
    海绵钛、钛及钛合金化学分析方法 第23部分:钯量的测定 氯化亚锡-碘化钾分光光度法和电感耦合等离子体原子发射光谱法
    China National Standards
    PE

    English PDF
    GB/T 4698.13-2017 Methods for chemical analysis of titanium sponge,titanium and titanium alloys—Part 13:Determination of zirconium content—EDTA complexometric titration and inductively coupled plasma atomic emission sPEctrometry
    海绵钛、钛及钛合金化学分析方法 第13部分:锆量的测定 EDTA络合滴定法和电感耦合等离子体原子发射光谱法
    China National Standards
    PE

    English PDF
    GB/T 4698.25-2017 Methods for chemical analysis of titanium sponge, titanium and titanium alloys—Part 25:Determination of chlorine content—Silver chlorin sPEctrophotometry
    海绵钛、钛及钛合金化学分析方法 第25部分:氯量的测定 氯化银分光光度法
    China National Standards
    PE

    English PDF
    GB/T 4698.12-2017 Methods for chemical analysis of titanium sponge, titanium and titanium alloys—Part 12:Determination of vanadium content—Ammonium ferrous sulfate titration and inductively coupled plasma atomic emission sPEctrometry
    海绵钛、钛及钛合金化学分析方法 第12部分:钒量的测定 硫酸亚铁铵滴定法和电感耦合等离子体原子发射光谱法
    China National Standards
    PE

    English PDF
    GB/T 13747.20-2017 Methods for chemical analysis of zirconium and zirconium alloys—Part 20:Determination of hafnium content—Inductively coupled plasma atomic emission sPEctrometry
    锆及锆合金化学分析方法 第20部分:铪量的测定 电感耦合等离子体原子发射光谱法
    China National Standards
    PE

    English PDF
    GB/T 34385-2017 General technical sPEcifications for cold roll forming machinery
    辊式冷弯成形机械通用技术条件
    China National Standards
    PE

    English PDF
    GB/T 6730.34-2017 Iron ores—Determination of tin content—Pyrocatechol violet cetyl trimet hylamine bromide sPEctrophotometric method
    铁矿石 锡含量的测定 邻苯二酚紫-溴化十六烷基三甲胺分光光度法
    China National Standards
    PE

    English PDF
    GB/T 6730.58-2017 Iron ores-Determination of vanadium content-Flame atomic absorption sPEctrometric method
    铁矿石 钒含量的测定 火焰原子吸收光谱法
    China National Standards
    PE

    English PDF
    GB/T 6730.44-2017 Iron ores—Determination of zinc content—1-(2-pyridylazo)-2-naphthol sPEctrophotometric method
    铁矿石 锌含量的测定 1-(2-吡啶偶氮)-2-萘酚分光光度法
    China National Standards
    PE

    English PDF
    GB/T 6730.59-2017 Iron ores-Determination of manganese content-Flame atomic absorption sPEctrometric method
    铁矿石 锰含量的测定 火焰原子吸收光谱法
    China National Standards
    PE

    English PDF
    GB/T 31334.5-2017 Test methods for dipPEd canvas―Part 5: Tensile properties
    浸胶帆布试验方法 第5部分:拉伸性能
    China National Standards
    PE

    English PDF
    GB/T 33746.2-2017 Technical sPEcification of NFC security—Part 2: Security mechanism requirements
    近场通信(NFC)安全技术要求 第2部分:安全机制要求
    China National Standards
    PE

    English PDF
    GB/T 32419.5-2017 Information technology—SOA technology implementation sPEcification—Part 5: Development of service integration
    信息技术 SOA技术实现规范 第5部分:服务集成开发
    China National Standards
    PE

    English PDF
    GB/T 34499.2-2017 Methods for chemical analysis of iridium compounds—Part 2:Determination of silver, gold, platinum, palladium, rhodium, ruthenium, aluminium, copPEr, iron, nickel, lead, magnesium, manganese, tin, zinc, calcium, sodium, potassium, silicon content—Ind
    铱化合物化学分析方法 第2部分: 银、金、铂、钯、铑、钌、铝、铜、铁、镍、 铅、镁、锰、锡、锌、钙、钠、钾、硅的测定 电感耦合等离子体原子发射光谱法
    China National Standards
    PE

    English PDF
    GB/T 1819.16-2017 Methods for chemical analysis of tin concentrats—Part 16:Determination of siliver content—Flame atomic absorption sPEctrometry
    锡精矿化学分析方法 第16部分:银量的测定 火焰原子吸收光谱法
    China National Standards
    PE

    English PDF
    GB/T 34405-2017 Determination for migration of acrylamide in household paPErs—Liquid chromatography-tandem mass spectrometry(LC-MS/MS)method
    家用纸制品中丙烯酰胺迁移量的测定 液相色谱-串联质谱法
    China National Standards
    PE

    English PDF
    GB/T 34670-2017 SPEcification for technology transfer services
    技术转移服务规范
    China National Standards
    PE

    English PDF
    GB/T 34901-2017 ShaPE closed-loop control system for cold rolling strip
    冷轧带材板形闭环测控系统
    China National Standards
    PE

    English PDF
    GB/T 34410-2017 Classification and general technology of upPEr limb orthoses
    上肢矫形器的分类及通用技术条件
    China National Standards
    PE

    English PDF
    GB/T 34415-2017 Cavity ring-down sPEctroscopy system for measurement of atmospheric carbon dioxide
    大气二氧化碳(CO2)光腔衰荡光谱观测系统
    China National Standards
    PE

    English PDF
    GB/T 34333-2017 Refractory products—Determination by inductively coupled plasma atomic emission sPEctrometry(ICP-AES)
    耐火材料 电感耦合等离子体原子发射光谱(ICP-AES)分析方法
    China National Standards
    PE

    English PDF
    GB/T 34902-2017 Contact shaPEmeter for cold rolling strip
    冷轧带材接触式板形仪
    China National Standards
    PE

    English PDF
    GB/Z 34792-2017 Laboratory animal—Technical sPEcification for breeds introducing
    实验动物 引种技术规程
    China National Standards
    PE

    English PDF
    GB/T 20899.14-2017 Methods for chemical analysis of gold ores-Part 14: Determination of thallium content - Inductively coupled plasma atomic emission sPEctrometry and inductively coupled plasma mass spectrometry
    金矿石化学分析方法 第14部分:铊量的测定 电感耦合等离子体原子发射光谱法和电感耦合等离子体质谱法
    China National Standards
    PE

    English PDF
    GB/T 20899.13-2017 Methods for chemical analysis of gold ores-Part 13: Determination of lead,zinc,bismuth,cadminum,chromium,arsenic and mercury contents —Inductively coupled plasma atomic emission sPEctrometry
    金矿石化学分析方法 第13部分:铅、锌、铋、镉、铬、砷和汞量的测定 电感耦合等离子体原子发射光谱法
    China National Standards
    PE

    English PDF
    GB/T 34274-2017 Safety requirements of carriers for passenger transportation by roPE
    客运索道运载工具通用技术条件
    China National Standards
    PE

    English PDF
    GB/T 22159.5-2017 Acoustics and vibration—Laboratory measurement of vibro-acoustic transfer proPErties of resilient elements—Part 5: Driving point method for determination of the low-frequency transfer stiffness of resilient supports for translatory motion
    声学与振动 弹性元件振动-声传递特性实验室测量方法 第5部分:弹性支撑件低频平动动刚度的驱动点测量方法
    China National Standards
    PE

    English PDF
    GB/T 34802-2017 Agricultural service—SPEcification for land trust service
    农业社会化服务 土地托管服务规范
    China National Standards
    PE

    English PDF
    GB/T 34926-2017 Corrugated copPEr metallic sheath mica tape mineral insulated cables and their terminations with a rated voltage up to and including 0.6/1kV
    额定电压0.6/1kV及以下云母带矿物绝缘波纹铜护套电缆及终端
    China National Standards
    PE

    English PDF
    GB/T 2900.100-2017 Electrotechnical terminology—SuPErconductivity
    电工术语 超导电性
    China National Standards
    PE

    English PDF
    GB/T 25608-2017 Earth-moving machinery—PErformance requirements for non-metallic fuel tanks
    土方机械 非金属燃油箱的性能要求
    China National Standards
    PE

    English PDF
    GB/T 22159.4-2017 Acoustics and vibration―Laboratory measurement of vibro-acoustic transfer proPErties of resilient elements―Part 4: Dynamic stiffness of elements other than resilient supports for translatory motion
    声学与振动 弹性元件振动-声传递特性实验室测量方法 第4部分:弹性非支撑件平动动刚度
    China National Standards
    PE

    English PDF
    GB/T 34874.3-2017 Geometrical product sPEcifications (GPS)—X-ray three dimensional size measuring machines—Part 3:Acceptance and reverification tests
    产品几何技术规范(GPS) X射线三维尺寸测量机 第3部分:验收检测和复检检测
    China National Standards
    PE

    English PDF
    GB/T 5588-2017 Technical sPEcification for silver-nickel,silver-iron electrical contacts
    银镍、银铁电触头技术条件
    China National Standards
    PE

    English PDF
    GB/T 34930-2017 OPEration and control specification for microgrids connected to distribution network
    微电网接入配电网运行控制规范
    China National Standards
    PE

    English PDF
    GB/T 8320-2017 CopPEr-tungsten and silver-tungsten electrical contacts
    铜钨及银钨电触头
    China National Standards
    PE

    English PDF
    GB/T 34931-2017 Testing code for reactive power comPEnsation device of photovoltaic power station
    光伏发电站无功补偿装置检测技术规程
    China National Standards
    PE

    English PDF
    GB/T 34932-2017 Technical sPEcification for remote monitoring and control system of distributed photovoltaic power generation system
    分布式光伏发电系统远程监控技术规范
    China National Standards
    PE

    English PDF
    GB/T 34859-2017 General sPEcification for brushless resolver
    无刷旋转变压器通用技术条件
    China National Standards
    PE

    English PDF
    GB/T 34826-2017 Method of PErformance testing for quadrupole inductively coupled plasma mass spectrometer
    四极杆电感耦合等离子体质谱仪性能的测定方法
    China National Standards
    PE

    English PDF
    GB/T 34882-2017 Induction hardening and temPEring of iron and steel parts
    钢铁件的感应淬火与回火
    China National Standards
    PE

    English PDF
    GB/T 34860-2017 General sPEcification for slotless permanent-magnet motor
    无槽永磁电动机通用技术条件
    China National Standards
    PE

    English PDF
    GB/T 22720.1-2017 Rotating electrical machines—Qualification and quality control tests of partial discharge free electrical insulation systems (TyPE I) used in rotating electrical machines fed from voltage converters
    旋转电机 电压型变频器供电的旋转电机无局部放电(Ⅰ型)电气绝缘结构的鉴别和质量控制试验
    China National Standards
    PE

    English PDF
    GB/T 34861-2017 SPEcific methods for determining separate losses of large machines from tests
    确定大电机各项损耗的专用试验方法
    China National Standards
    PE

    English PDF
    GB 7258-2017 Technical sPEcifications for safety of power-driven vehicles operating on roads + No.2 Modification Sheet
    机动车运行安全技术条件+第2号修改单
    China National Standards
    PE

    English PDF
    GB/Z 17625.15-2017 Electromagnetic compatibility—Limits—Assessment of low frequency electromagnetic immunity and emission requirements for disPErsed generation systems in LV network
    电磁兼容 限值 低压电网中分布式发电系统低频电磁抗扰度和发射要求的评估
    China National Standards
    PE

    English PDF
    GB/T 34940.3-2017 Static transfer systems(STS)—Part 3: Method for sPEcifying performance and test requirements
    静态切换系统(STS) 第3部分:确定性能的方法和试验要求
    China National Standards
    PE

    English PDF
    GB/T 18916.31-2017 Norm of water intake—Part 31 :Sintering and PElletizing for iron and steel industry
    取水定额 第31部分:钢铁行业烧结/球团
    China National Standards
    PE

    English PDF
    GB 21341-2017 The norm of energy consumption PEr unit product of ferroalloy
    铁合金单位产品能源消耗限额
    China National Standards
    PE

    English PDF
    GB/T 34829-2017 Space station sPEcification of utilization payload data communication
    空间站应用有效载荷数据通信规范
    China National Standards
    PE

    English PDF
    GB/T 34688-2017 Printability of digital printing paPEr and test methods
    数字印刷纸张印刷适性及检验方法
    China National Standards
    PE

    English PDF
    GB/T 34830.1-2017 Collection sPEcifications for credit information—Part 1: General principles
    信用信息征集规范 第1部分:总则
    China National Standards
    PE

    English PDF
    GB/T 21211-2017 Equivalent loading and suPErposition techniques—Indirect testing to determine temperature rise of rotating electrical machines
    等效负载和叠加试验技术 间接法确定旋转电机温升
    China National Standards
    PE

    English PDF
    GB/T 7251.3-2017 Low-voltage switchgear and controlgear assemblies—Part 3: Distribution boards intended to be oPErated by ordinary persons(DBO)
    低压成套开关设备和控制设备 第3部分: 由一般人员操作的配电板(DBO)
    China National Standards
    PE

    English PDF
    GB/T 6829-2017 General requirements for residual current oPErated protective devices
    剩余电流动作保护电器(RCD)的一般要求
    China National Standards
    PE

    English PDF
    GB/Z 34935-2017 Technical sPEcifications for oil-immersed smart power transformers
    油浸式智能化电力变压器技术规范
    China National Standards
    PE

    English PDF
    GB/T 12060.16-2017 Sound system equipment—Part 16: Objective rating of sPEech intelligibility by speech transmission index
    声系统设备 第16部分:通过语音传输指数客观评价言语可懂度
    China National Standards
    PE

    English PDF
    GB/T 22119-2017 Credit service agency—SPEcifications for trustworthiness assessment business
    信用服务机构 诚信评价业务规范
    China National Standards
    PE

    English PDF
    GB/T 34863-2017 Technical sPEcifications for water turbine in cooling tower
    冷却塔节能用水轮机技术规范
    China National Standards
    PE

    English PDF
    GB/T 16895.28-2017 Low-voltage electrical installations—Part 7-714:Requirements for sPEcial installations or locations—External lighting installations
    低压电气装置 第7-714 部分:特殊装置或场所的要求 户外照明装置
    China National Standards
    PE

    English PDF
    GB/T 34864-2017 General sPEcification for switched reluctance motor
    开关磁阻电动机通用技术条件
    China National Standards
    PE

    English PDF
    GB/T 34937-2017 Insulators for overhead lines—Composite susPEnsion and tension insulators for d.c.systems with a nominal voltage greater than 1500 V—Definitions, test methods and acceptance criteria
    架空线路绝缘子 标称电压高于1500 V直流系统用悬垂和耐张复合绝缘子 定义、试验方法及接收准则
    China National Standards
    PE

    English PDF
    GB/T 16857.2-2017 Geometrical product sPEcifications (GPS)—Acceptance and reverification tests for coordinate measuring machines (CMM)—Part 2: CMMs used for measuring linear dimensions
    产品几何技术规范(GPS) 坐标测量机的验收检测和复检检测 第2部分: 用于测量线性尺寸的坐标测量机
    China National Standards
    PE

    English PDF
    GB/T 18171-2017 Chlorothalonil aqueous susPEnsion concentrates
    百菌清悬浮剂
    China National Standards
    PE

    English PDF
    GB/T 13539.3-2017 Low-voltage fuses—Part 3: Supplementary requirements for fuses for use by unskilled PErsons (fuses mainly for household and similar applications)—Examples of standardized systems of fuses A to F
    低压熔断器 第3部分: 非熟练人员使用的熔断器的补充要求 (主要用于家用和类似用途的熔断器) 标准化熔断器系统示例A至F
    China National Standards
    PE

    English PDF
    GB/T 18802.311-2017 Components for low-voltage surge protective devices—Part 311: PErformance requirements and test circuits for gas discharge tubes(GDT)
    低压电涌保护器元件 第311部分:气体放电管( GDT )的性能要求和测试回路
    China National Standards
    PE

    English PDF
    GB/T 34796-2017 Quantification and purity analysis of nucleic acid concentration in solution—Ultraviolet sPEctrophotometry
    水溶液中核酸的浓度和纯度检测 紫外分光光度法
    China National Standards
    PE

    English PDF
    GB/T 34798-2017 Formats sPEcifications of nucleotide sequence database
    核酸数据库序列格式规范
    China National Standards
    PE

    English PDF
    GB/T 342-2017 Dimension,shaPE,mass and tolerance of cold-drawn round,square and hexagonal steel wires
    冷拉圆钢丝、方钢丝、六角钢丝尺寸、外形、重量及允许偏差
    China National Standards
    PE

    English PDF
    GB/T 34764-2017 Determination of copPEr,iron,zinc,manganese,boron and molybdenum content in fertilizers—Inductively coupled plasma optical emission spectroscopy
    肥料中铜、铁、锰、锌、硼、钼含量的测定 等离子体发射光谱法
    China National Standards
    PE

    English PDF
    GB/T 34762-2017 Chlorothalonil water disPErsible granule
    百菌清水分散粒剂
    China National Standards
    PE

    English PDF
    GB/T 34768-2017 Technical sPEcification for fruits and vegetables trading in wholesale markets
    果蔬批发市场交易技术规范
    China National Standards
    PE

    English PDF
    GB/T 34633.2-2017 Plain bearings—PEdestal plain bearings—Part 2: Side flange bearings
    滑动轴承 壳体支撑滑动轴承 第2部分:偏置法兰式滑动轴承
    China National Standards
    PE

    English PDF
    GB/T 34633.1-2017 Plain bearings—PEdestal plain bearings—Part 1: Pillow blocks
    滑动轴承 壳体支撑滑动轴承 第1部分:座式滑动轴承
    China National Standards
    PE

    English PDF
    GB/T 34879-2017 Geometrical product sPEcifications (GPS)—Metrological characteristics and guide to uncertainty of measurement for optical confocal microscopes
    产品几何技术规范(GPS) 光学共焦显微镜计量特性及测量不确定度评定导则
    China National Standards
    PE

    English PDF
    GB/T 1958-2017 Geometrical Product SPEcifications(GPS)—Geometrical tolerance—Verification
    产品几何技术规范(GPS) 几何公差 检测与验证
    China National Standards
    PE

    English PDF

    Find out:16500Items   |  To Page of: First -Previous-Next -Last  | [44] [45] [46] [47] [48] [49] [50]

    +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