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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, Purchase services.

China "GB" GB Standards List:

Standard Code	GB Standard Title	Standard Class
GB/T 37676-2019	High speed precision hot upsetting forgings—Technological specification	China National Standards
GB/T 37674-2019	Remanufacturing—Technical specifications of brush electroplating	China National Standards
GB/T 37673-2019	：Determination of silicon,aluminum,iron,calcium,magnesium,sodium,potassium,phosphorus,titanium,manganese,strontium and barium in coal ash—X-ray fluorescence spectrometric method	China National Standards
GB/T 37672-2019	Remanufacturing—Technical specification for plasma cladding	China National Standards
GB/T 37671-2019	Pure culture of Flammulina velutipes	China National Standards
GB/T 37667-2019	Determination of iron,calcium,magnesium,potassium,sodium,manganese,phosphorus,aluminum,titanium,strontium and barium in coal ash—Inductively coupled plasma-atomic emission spectrometry	China National Standards
GB/T 37663.3-2019	Outdoor empirical test requirements for distributed photovoltaic in warm damp climate—Part 3: Grid-connection photovoltaic system	China National Standards
GB/T 37663.2-2019	Outdoor empirical test requirements for distributed photovoltaic in warm damp dlimate—Part 2: Photovoltaic backsheet	China National Standards
GB/T 37663.1-2019	Outdoor empirical test requirements for distributed photovoltaic in warm damp climate—Part 1: Photovoltaic module	China National Standards
GB/T 37662.2-2019	：Electrical equipment and system of industrial machines—Terminology—Part 2：Plastics machinery	China National Standards
GB/T 37661-2019	General specification for marine public address system	China National Standards
GB/T 37660-2019	Technical specification of power electronic devices for high-voltage direct current (HVDC) transmission using voltage sourced converters (VSC)	China National Standards
GB/T 37659-2019	Insulating bonding sheet for laminated bus-bar	China National Standards
GB/T 37658-2019	Corrosion control engineering life cycle—Guide for management work	China National Standards
GB/T 37657-2019	General specification for airborne metamaterial radomes	China National Standards
GB/T 37656-2019	Maritime navigation and radiocommunication equipment and systems—VHF radiotelephone equipment incorporating Class“D”Digital Selective Calling（DSC）—Methods of testing and required test results	China National Standards
GB/T 37655-2019	Acceptance specification of building integrated photovoltaic power systems	China National Standards
GB/T 37654-2019	Remanufacturing—Technical specification for arc spray	China National Standards
GB/T 37652-2019	Requirements for after-sales service of furniture	China National Standards
GB/T 37651-2019	Stationery goods—Safety signs	China National Standards
GB/T 37649-2019	Determination of thimerosal and diphenylmercury in cosmetics—High performance liquid chromatography-inductively coupled plasma mass spectrometry	China National Standards
GB/T 37648-2019	Assessment indicator system of cleaner production—Wood furniture manufacturing	China National Standards
GB/T 37647-2019	Toy and children product—General principles for migration test of certain elements	China National Standards
GB/T 37646-2019	Terms and definitions of Chinese traditional furniture	China National Standards
GB/T 37645-2019	Size series and safety requirement of battery box for electric bicycle	China National Standards
GB/T 37644-2019	Determination of oxyquinoline and nitroxoline in cosmetics—High performance liquid chromatography	China National Standards
GB/T 37643-2019	PLA filament for fused deposition modeling	China National Standards
GB/T 37642-2019	Polycaprolactone	China National Standards
GB/T 37641-2019	Determination of 2,3,5,4’-tetrahydroxystilbene-O-β-D-glucoside in cosmetics―High performance liquid chromatography	China National Standards
GB/T 37640-2019	：Determination of chloroacetaldehyde,2,4-dihydroxy-3-methylbenzaldehyde,crotonaldehyde,acetophenone,2-pentylidenecyclohexanone and glutaral in cosmetics—High performance liquid chromatography	China National Standards

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