China National Standards

China PP GB Standards English PDF List


GB standards are the China national standards; Prefix code GB are Mandatory standards, GB/T are Recommended standards; All products or service must be compliance with GB standards; If you want to export products or services to huge Chinese market, need ensure they are meet the requirements of GB china national standards;  We provide Chinese GB standards and English version GB standards  Lookup, Translate, Download, Imported Commodity GB standards Testing and Compliance review services.
  •  China "PP" GB Standards English PDF List:
  • Standard  Code Standard Title Standard Class Order
    GB/T 11066.5-2008 Methods for chemical analysis of gold - Determination of silver,coPPer,iron,lead,antimony and bismuth contents - Atomic emission spectrometry
    金化学分析方法 银、铜、铁、铅、锑和铋量的测定 原子发射光谱法
    China National Standards
    PP

    English PDF
    GB/T 11066.4-2008 Methods for chemical analysis of gold - Determination of coPPer, lead and bismuth contents - Flame atomic absorption spectrometry
    金化学分析方法 铜、铅和铋量的测定 火焰原子吸收光谱法
    China National Standards
    PP

    English PDF
    GB 21976.1-2008 Escape aPParatus for building fire - Part 1: Equipping guide
    建筑火灾逃生避难器材 第1部分:配备指南
    China National Standards
    PP

    English PDF
    GB/T 9768-2008 Regulation of aPPlication and maintenance of tyre
    轮胎使用与保养规程
    China National Standards
    PP

    English PDF
    GB/T 9260-2008 BoottoPPing paint for ship
    船用水线漆
    China National Standards
    PP

    English PDF
    GB/T 8295-2008 Natural Rubber and latex - Determination of coPPer content - Photometric method
    天然橡胶和胶乳 铜含量的测定 光度法
    China National Standards
    PP

    English PDF
    GB/T 21989-2008 Plastics - Poly(vinyl chloride)pastes - Determination of aPParent viscosity using the severs rheometer
    塑料 聚氯乙烯糊 用Severs流变仪测定表观黏度
    China National Standards
    PP

    English PDF
    GB/T 1721-2008 Determination of aPPearance and transparency of varnishes, boiled oils and thinners
    清漆、清油及稀释剂外观和透明度测定法
    China National Standards
    PP

    English PDF
    GB/T 21952-2008 Polycrystalline diamond inserts,tiPPed - Dimensions
    镶聚晶金刚石刀片 尺寸
    China National Standards
    PP

    English PDF
    GB/T 21951-2008 Cubic boron nitride inserts,tiPPed or solid - Dimensions
    镶或整体立方氮化硼刀片 尺寸
    China National Standards
    PP

    English PDF
    GB/T 15610-2008 Method for visual aPPraisal of metamerism
    同色异谱的目视评价方法
    China National Standards
    PP

    English PDF
    GB/T 9996.2-2008 Determination of aPPearance quality of yarns made of cotton or man-made fibers,or their blends by winding on the black board - Part 2: individual assessment
    棉及化纤纯纺、混纺纱线外观质量黑板检验方法 第2部分:分别评定法
    China National Standards
    PP

    English PDF
    GB/T 9996.1-2008 Determination of aPPearance quality of yarns made of cotton or man-made fibres,or their blends by winding on the black board - Part 1:comprehensive assessment
    棉及化纤纯纺、混纺纱线外观质量黑板检验方法 第1部分:综合评定法
    China National Standards
    PP

    English PDF
    GB/T 2900.18-2008 Electrotechnical terminology - Low voltage aPParatus
    电工术语 低压电器
    China National Standards
    PP

    English PDF
    GB/T 17626.7-2008 Electromagnetic compatibility - Testing and measurement techniques - General guide on harmonics and interharmonics measurements and instrumentation, for power suPPly systems and equipment connected thereto
    电磁兼容 试验和测量技术 供电系统及所连设备谐波、谐间波的测量和测量仪器导则
    China National Standards
    PP

    English PDF
    GB/T 3914-2008 Chemical reagent - The general rules of anodic striPPing voltammetry
    化学试剂 阳极溶出伏安法通则
    China National Standards
    PP

    English PDF
    GB/T 21841-2008 Antioxidant 6PPD
    防老剂6PPD
    China National Standards
    PP

    English PDF
    GB/T 12680-2008 Alcohol soluble dyes - Determination for general properties of aPPlication
    醇溶染料 一般性能的测定
    China National Standards
    PP

    English PDF
    GB/T 2466-2008 Pyrites and concentrate - Determination of coPPer content - Flame atomic absorption spectrometric and spectrophotometric methods
    硫铁矿和硫精矿中铜含量的测定 火焰原子吸收光谱法和分光光度法
    China National Standards
    PP

    English PDF
    GB/T 21874-2008 Elastomeric seals - Requirements for materials for pipe joint seals used in water and drainage aPPlications - Thermoplastic elastomers
    弹性体密封件 排水管道接口密封件材料要求 热塑性弹性体
    China National Standards
    PP

    English PDF
    GB/T 21873-2008 Rubber seals - Joint rings for water suPPly, drainage and sewerage pipelines - Specification for materials
    橡胶密封件 给、排水管及污水管道用接口密封圈 材料规范
    China National Standards
    PP

    English PDF
    GB/T 7731.3-2008 Ferrotungsten - Determination of coPPer content - Bis(cyclohexanone)oxalyldihydrazone photometric method and flame atomic absorption spectrometric method
    钨铁 铜含量的测定 双环己酮草酰二腙光度法和火焰原子吸收光谱法
    China National Standards
    PP

    English PDF
    GB/T 3654.2-2008 Ferroniobium - Determination of coPPer content - The neocuproine-choroform extraction photometric method
    铌铁 铜含量的测定 新亚铜灵 三氯甲烷萃取光度法
    China National Standards
    PP

    English PDF
    GB/T 15062-2008 Superalloy tube for general aPPlication
    一般用途高温合金管
    China National Standards
    PP

    English PDF
    GB/T 3758-2008 24° cone connectors - Weld-on niPPle
    卡套式管接头用锥密封焊接接管
    China National Standards
    PP

    English PDF
    GB/T 7901-2008 Black pePPer
    黑胡椒
    China National Standards
    PP

    English PDF
    GB/T 7900-2008 White pePPer
    白胡椒
    China National Standards
    PP

    English PDF
    GB/T 10651-2008 Fresh aPPle
    鲜苹果
    China National Standards
    PP

    English PDF
    GB/T 21705-2008 Power monitor for low-voltage electrical aPParatus
    低压电器电量监控器
    China National Standards
    PP

    English PDF
    GB/T 6109.9-2008 Enamelled round winding wire - Part 9:Solderable polyurethane enamelled round coPPer wire overcoated with polyamide,class 130
    漆包圆绕组线 第9部分:130级聚酰胺复合直焊聚氨酯漆包铜圆线
    China National Standards
    PP

    English PDF
    GB/T 6109.7-2008 Enamelled round winding wire - Part 7:Polyester enamelled round coPPer wire,class 130L
    漆包圆绕组线 第7部分:130L级聚酯漆包铜圆线
    China National Standards
    PP

    English PDF
    GB/T 6109.6-2008 Enamelled round winding wire - Part 6:Polyimide enamelled round coPPer wire, class 220
    漆包圆绕组线 第6部分:220级聚酰亚胺漆包铜圆线
    China National Standards
    PP

    English PDF
    GB/T 6109.5-2008 Enamelled round winding wire - Part 5:Polyesterimide enamelled round coPPer wire,class 180
    漆包圆绕组线 第5部分:180级聚酯亚胺漆包铜圆线
    China National Standards
    PP

    English PDF
    GB/T 6109.4-2008 Enamelled round winding wire - Part 4:Solderable polyurethane enamelled round coPPer wire,class 130
    漆包圆绕组线 第4部分:130级直焊聚氨酯漆包铜圆线
    China National Standards
    PP

    English PDF
    GB/T 6109.3-2008 Enamelled round winding wire - Part 3:Polyvinyl acetal enamelled round coPPer wire,class 120
    漆包圆绕组线 第3部分:120级缩醛漆包铜圆线
    China National Standards
    PP

    English PDF
    GB/T 6109.23-2008 Enamelled round winding wire - Part 23: Solderable polyurethane enamelled round coPPer wire,class 180
    漆包圆绕组线 第23部分:180级直焊聚氨酯漆包铜圆线
    China National Standards
    PP

    English PDF
    GB/T 6109.22-2008 Enamelled round winding wire - Part 22: Aromatic polyimide enamelled round coPPer wire,class 240
    漆包圆绕组线 第22部分:240级芳族聚酰亚胺漆包铜圆线
    China National Standards
    PP

    English PDF
    GB/T 6109.2-2008 Enamelled round winding wire - Part 2: Polyester enamelled round coPPer wire,class 155
    漆包圆绕组线 第2部分:155级聚酯漆包铜圆线
    China National Standards
    PP

    English PDF
    GB/T 6109.21-2008 Enamelled round winding wire - Part 21: Polyester-amide-imide enamelled round coPPer wire,class 200
    漆包圆绕组线 第21部分:200级聚酯-酰胺-亚胺漆包铜圆线
    China National Standards
    PP

    English PDF
    GB/T 6109.20-2008 Enamelled round winding wire - Part 20: Polyester or polyesterimide overcoated with polyamide-imide enamelled round coPPer wire,class 200
    漆包圆绕组线 第20部分:200级聚酰胺酰亚胺复合聚酯或聚酯亚胺漆包铜圆线
    China National Standards
    PP

    English PDF
    GB/T 6109.19-2008 Enamelled round winding wire - Part 19: Polyester or polyesterimide overcoated with polyamide-imide enamelled round coPPer wire,class 200,with a bonding layer
    漆包圆绕组线 第19部分:200级自粘性聚酰胺酰亚胺复合聚酯或聚酯亚胺漆包铜圆线
    China National Standards
    PP

    English PDF
    GB/T 6109.18-2008 Enamelled round winding wire - Part 18: Polyesterimide enamelled round coPPer wire,class 180,with a bonding layer
    漆包圆绕组线 第18部分:180级自粘性聚酯亚胺漆包铜圆线
    China National Standards
    PP

    English PDF
    GB/T 6109.17-2008 Enamelled round winding wire - Part 17: Solderable polyesterimide enamelled round coPPer wire,class 180,with a bonding layer
    漆包圆绕组线 第17部分:180级自粘性直焊聚酯亚胺漆包铜圆线
    China National Standards
    PP

    English PDF
    GB/T 6109.16-2008 Enamelled round winding wire - Part 16: Solderable polyurethane enamelled round coPPer wire,class 155,with a bonding layer
    漆包圆绕组线 第16部分:155级自粘性直焊聚氨酯漆包铜圆线
    China National Standards
    PP

    English PDF
    GB/T 6109.15-2008 Enamelled round winding wire - Part 15:Solderable polyurethane enamelled round coPPer wire,class 130,with a bonding layer
    漆包圆绕组线 第15部分:130级自粘性直焊聚氨酯漆包铜圆线
    China National Standards
    PP

    English PDF
    GB/T 6109.14-2008 Enamelled round winding wire - Part 14: Polyamide-imide enamelled round coPPer wire,class 200
    漆包圆绕组线 第14部分:200级聚酰胺酰亚胺漆包铜圆线
    China National Standards
    PP

    English PDF
    GB/T 6109.13-2008 Enamelled round winding wire - Part 13: Solderable polyesterimide enamelled round coPPer wire,class 180
    漆包圆绕组线 第13部分:180级直焊聚酯亚胺漆包铜圆线
    China National Standards
    PP

    English PDF
    GB/T 6109.12-2008 Enamelled round winding wire - Part 12: Polyester or polyesterimide enamelled round coPPer wire overcoated with polyamide,class 180
    漆包圆绕组线 第12部分:180级聚酰胺复合聚酯或聚酯亚胺漆包铜圆线
    China National Standards
    PP

    English PDF
    GB/T 6109.11-2008 Enamelled round winding wire - Part 11: Solderable polyurethane enamelled round coPPer wire overcoated with polyamide,class 155
    漆包圆绕组线 第11部分:155级聚酰胺复合直焊聚氨酯漆包铜圆线
    China National Standards
    PP

    English PDF
    GB/T 6109.10-2008 Enamelled round winding wire - Part 10: Solderable polyurethane enamelled round coPPer wire,class 155
    漆包圆绕组线 第10部分:155级直焊聚氨酯漆包铜圆线
    China National Standards
    PP

    English PDF
    GB/T 21709.5-2008 Standardized manipulations of acupuncture and moxibustion - Part 5: CuPPing therapy
    针灸技术操作规范 第5部分 拔罐
    China National Standards
    PP

    English PDF
    GB/T 9460-2008 CoPPer and copper alloy wires and rods
    铜及铜合金焊丝
    China National Standards
    PP

    English PDF
    GB/T 21662-2008 The puick testing method and evaluation for plastic shoPPing bags
    塑料购物袋的快速检测方法与评价
    China National Standards
    PP

    English PDF
    GB/T 21661-2008 Plastic shoPPing bags
    塑料购物袋
    China National Standards
    PP

    English PDF
    GB 21660-2008 The general requirement for environmental protection, safety, identification and marking of plastic shoPPing bags
    塑料购物袋的环保、安全和标识通用技术要求
    China National Standards
    PP

    English PDF
    GB 4706.85-2008 Safety of household and similar electrical aPPliances - Particular requirements for skin exposure to ultraviolet and infrared radiation
    家用和类似用途电器的安全 紫外线和红外线辐射皮肤器具的特殊要求
    China National Standards
    PP

    English PDF
    GB 4706.27-2008 Household and similar electrical aPPliances-safety - Part 2: Particular requirements for fans
    家用和类似用途电器的安全 第2部分:风扇的特殊要求
    China National Standards
    PP

    English PDF
    GB 4706.15-2008 Household and similar electrical aPPliances-safety - Particular requirements for appliances for skin or hair care
    家用和类似用途电器的安全 皮肤及毛发护理器具的特殊要求
    China National Standards
    PP

    English PDF
    GB/T 21696-2008 Feed additive - CoPPer chloride hydroxide
    饲料添加剂 碱式氯化铜
    China National Standards
    PP

    English PDF
    GB/T 8923.2-2008 Preparation of steel substrates before aPPlication of paints and related products-Visual assessment of surface cleanliness - Part 2: Preparation grades of praviously coated steel substrates after localized removal of previous coatings
    涂覆涂料前钢材表面处理 表面清洁度的目视评定 第2部分: 已涂覆过的钢材表面局部清除原有涂层后的处理等级
    China National Standards
    PP

    English PDF
    GB/T 21592-2008 Dangerous goods - ToPPle test method for intermediate bulk containers (IBCs)
    危险品 中型散装容器(IBCs)倾覆试验方法
    China National Standards
    PP

    English PDF
    GB/T 18838.4-2008 Preparation of steel substrates before aPPlication of paints and related products-Specifications for metallic blast-cleaning abrasives - Part 4:Low-carbon cast-steel shot
    涂覆涂料前钢材表面处理 喷射清理用金属磨料的技术要求 第4部分: 低碳铸钢丸
    China National Standards
    PP

    English PDF
    GB/T 18838.3-2008 Preparation of steel substrates before aPPlication of paints and related products-Specifications for metallic blast-cleaning abrasives - Part 3: High-carbon cast-steel shot and grit
    涂覆涂料前钢材表面处理 喷射清理用金属磨料的技术要求 第3部分: 高碳铸钢丸和砂
    China National Standards
    PP

    English PDF
    GB/T 18570.12-2008 Preparation of steel substrates before aPPlication of paints and related products-Tests for the assessment of surface cleanliness - Part 12: Field method for the titrimetric determination of water-soluble ferrous ions
    涂覆涂料前钢材表面处理 表面清洁度的评定试验 第12部分: 水溶性铁离子的现场滴定测定法
    China National Standards
    PP

    English PDF
    GB/T 13288.1-2008 Preparation of steel substrates before aPPlication of paints and related products-Surface roughness characteristics of blast-cleaned substrates - Part 1: Specifications and definitions for ISO surface profile comparators for the assessment of abrasive bl
    涂覆涂料前钢材表面处理 喷射清理后的钢材表面粗糙度特性 第1部分: 用于评定喷射清理后钢材表面粗糙度的ISO表面粗糙度比较样块的技术要求和定义
    China National Standards
    PP

    English PDF
    GB/T 15972.32-2008 Specifications for optical fibre test methods - Part 32: Measurement methods and test procedures for mechanical characteristics - Coating striPPability
    光纤试验方法规范 第32部分:机械性能的测量方法和试验程序 涂覆层可剥性
    China National Standards
    PP

    English PDF
    GB/T 5248-2008 CoPPer and copper alloy-seamless tubes-eddy current testing method
    铜及铜合金无缝管涡流探伤方法
    China National Standards
    PP

    English PDF
    GB/T 5187-2008 Foil of coPPer and copper alloy
    铜及铜合金箔材
    China National Standards
    PP

    English PDF
    GB/T 3952-2008 CoPPer drawing stock for electrical purpose
    电工用铜线坯
    China National Standards
    PP

    English PDF
    GB/T 3253.5-2008 Methods for chemical analysis of antimony and antimony trioxide - Determination of coPPer content - Flame atomic absorption spectrometric method
    锑及三氧化二锑化学分析方法 铜量的测定 火焰原子吸收光谱法
    China National Standards
    PP

    English PDF
    GB/T 21652-2008 CoPPer and copper alloy wire
    铜及铜合金线材
    China National Standards
    PP

    English PDF
    GB/T 20975.3-2008 Methods for chemical analysis of aluminium and aluminium alloys - Part 3:Determination of coPPer content
    铝及铝合金化学分析方法 第3部分: 铜含量的测定
    China National Standards
    PP

    English PDF
    GB/T 19198-2008 Testing method for thermo-electromotive force of precious metals and their alloys pair up with platinum or coPPer
    贵金属及其合金对铂、对铜热电动势的测量方法
    China National Standards
    PP

    English PDF
    GB/T 15076.9-2008 Methods for chemical analysis of tantalum and niobium - Determination of iron, chromium, nickel, manganese, titanium, aluminum, coPPer, tin, lead and zirconium contents in tantalum
    钽铌化学分析方法 钽中铁、铬、镍、锰、钛、铝、铜、锡、铅和锆量的测定
    China National Standards
    PP

    English PDF
    GB/T 15072.8-2008 Test method of precious metal alloys - Determination of coPPer content for gold, palladium and silver alloys - Complexometric return titration using thiourea releasing EDTA
    贵金属合金化学分析方法 金、钯、银合金中铜量的测定 硫脲析出EDTA络合返滴定法
    China National Standards
    PP

    English PDF
    GB/T 15072.16-2008 Test method of precious metal alloys - Determination of coPPer and manganese contents for gold alloys - Inductively coupled plasma atomic emission spectrometry
    贵金属合金化学分析方法 金合金中铜和锰量的测定 电感耦合等离子体原子发射光谱法
    China National Standards
    PP

    English PDF
    GB 21551.1-2008 General requirement of antibacterial and cleaning function for household and similar electrical aPPliances
    家用和类似用途电器的抗菌、除菌、净化功能通则
    China National Standards
    PP

    English PDF
    GB 19212.20-2008 Safety of power transformers, power suPPly units and similar - Part 20: Particular requirements for perturbation attenuation transformers
    电力变压器、电源装置和类似产品的安全 第20部分:干扰衰减变压器的特殊要求
    China National Standards
    PP

    English PDF
    GB/T 21563-2008 Railway aPPlications - Rolling stock equipment - Shock and vibration tests
    轨道交通 机车车辆设备 冲击和振动试验
    China National Standards
    PP

    English PDF
    GB/T 21562-2008 Railway aPPlications - Specification and demonstration of Reliability,Availability, Maintainability and Safety (RAMS)
    轨道交通 可靠性、可用性、可维修性和安全性规范及示例
    China National Standards
    PP

    English PDF
    GB/T 21561.2-2008 Railway aPPlications - Rolling stock - Pantographs - Characteristics and tests - Part 2: Pantographs for metros and light rail vehicles
    轨道交通 机车车辆 受电弓特性和试验 第2部分:地铁与轻轨车辆受电弓
    China National Standards
    PP

    English PDF
    GB/T 21561.1-2008 Railway aPPlications - Rilling stock - Pantogranphs - Characteristics and tests - Part 1: Pantographs for mainline vehicles
    轨道交通 机车车辆 受电弓特性和试验 第1部分: 干线机车车辆受电弓
    China National Standards
    PP

    English PDF
    GB/T 21560.6-2008 Low-voltage power suPPlies, d.c. output - Part 6: Requirements for low-voltage power supplies assessed performance
    低压直流电源 第6部分:评定低压直流电源性能的要求
    China National Standards
    PP

    English PDF
    GB/T 21560.3-2008 Low-voltage power suPPlies, d.c. output - Part 3: Electromagnetic compatibility (EMC)
    低压直流电源 第3部分:电磁兼容性(EMC)
    China National Standards
    PP

    English PDF
    GB/T 7673.3-2008 Paper covered wires - Part 3: Paper covered rectangular coPPer wire
    纸包绕组线 第3部分:纸包铜扁线
    China National Standards
    PP

    English PDF
    GB/T 4798.2-2008 Environmental conditions existing in the aPPlication of electric and electronic products - Section 2:Transportation
    电工电子产品应用环境条件 第2部分: 运输
    China National Standards
    PP

    English PDF
    GB/T 4219.1-2008 Plastics piping system for industrial aPPlications - Unplasticized poly(vinyl chloride)(PVC-U) - Specifications for components and the system - Part 1: Pipes
    工业用硬聚氯乙烯(PVC-U)管道系统 第1部分:管材
    China National Standards
    PP

    English PDF
    GB/T 21564.2-2008 Message formats and protocols for serial data interfaces in alarm transmission systems - Part 2: Common aPPlication layer protocol
    报警传输系统串行数据接口的信息格式和协议 第2部分:公用应用层协议
    China National Standards
    PP

    English PDF
    GB/T 21485-2008 Ships and marine technology - Shipboard plans for fire protection,life-saving aPPliances and means of escape
    船舶和海上技术 船上消防、救生设备及逃生路线布置图
    China National Standards
    PP

    English PDF
    GB/T 21484-2008 Shipbuilding - Cable stoPPers
    造船 掣链器
    China National Standards
    PP

    English PDF
    GB/T 21481.2-2008 Ships and marine technology - Potable water suPPly on ships and marine structures - Part 2: Method of calculation
    船舶与海上技术 船舶和海上结构物上生活用水供应 第2部分: 计算方法
    China National Standards
    PP

    English PDF
    GB/T 21481.1-2008 Ships and marine technology - Potable water suPPly on ships and marine structures - Part 1: Planning and design
    船舶与海上技术 船舶和海上结构物上生活用水供应 第1部分: 规划和设计
    China National Standards
    PP

    English PDF
    GB/T 6060.3-2008 Surface roughness comparison specimen - Part 3:Spark-eroded,shot-blasted,grit-blasted,laPPed,filed and polished surface
    表面粗糙度比较样块 第3部分:电火花、抛(喷)丸、喷砂、研磨、锉、抛光加工表面
    China National Standards
    PP

    English PDF
    GB/T 19582.1-2008 Modbus industrial automation network specification - Part 1: Modbus aPPlication protocol
    基于Modbus协议的工业自动化网络规范 第1部分:Modbus应用协议
    China National Standards
    PP

    English PDF
    GB/T 12670-2008 Polypropylene (PP) resin
    聚丙烯(PP)树脂
    China National Standards
    PP

    English PDF
    GB/T 21437.2-2008 Road vehicles - Electrical disturbances from conduction and coupling - Part 2: Electrical transient conduction along suPPly lines only
    道路车辆 由传导和耦合引起的电骚扰 第2部分:沿电源线的电瞬态传导
    China National Standards
    PP

    English PDF
    GB/T 21445.2-2008 Petroleum and natural gas industries - Design and operation of subsea production systems - Part 2: Flexible pipe systems for subsea and marine aPPlications
    石油天然气工业 海底生产系统的设计和操作 第2部分:用于海底和海上的挠性管系统
    China National Standards
    PP

    English PDF
    GB/T 21383-2008 Coefficient of initial retroreflected luminance of newly aPPlied pavement marking and test method
    新划路面标线初始逆反射亮度系数及测试方法
    China National Standards
    PP

    English PDF
    GB/T 21396-2008 Footwear - Test methods for whole shoe - -UPPer sole adhesion
    鞋类 成鞋试验方法 帮底粘合强度
    China National Standards
    PP

    English PDF
    GB/T 21392-2008 The methods of statistics and analysis of energy consumption in shiPPing transportation
    船舶运输能源消耗统计及分析方法
    China National Standards
    PP

    English PDF

    Find out:3737Items   |  To Page of: First -Previous-Next -Last  | [24] [25] [26] [27] [28] [29] [30]

     

    +86-755-25831330        [email protected] 
    106# Zhongmao Mansion,No.1 Beizhan Road,Shenzhen,China
    ©  RJS Copyright  2001-2025 All Rights Reserved

    - Since 2001 -
    Focus on China Standards & Compliance Services

    www.gbstandards.org

    China National Standards