code of china Chinese Classification Professional Classification ICS Classification Latest News

A00   Standardization and Quality Management A01   Technical Management A02   Economic Management
A10    A11   Finance and Insurance A12   Supply and Use Relation
A13   File Format A14    A15   Film and Photographic Technology
A17   Printing Technology A18    A19   Editing and Publication
A20   Comprehensive Technology A21   Environmental Condition and General Test Method A22   Terms and Symbols
A24   Codification A25   Human Engineering A26   Color
A28    A29   Material Protection A31   Blasting Technology
A40   Basic Subject in general A41   Mathematics A42   Physics and Mechanics
A43   Chemistry A44   Geoscience A45   Oceanology
A46   Astronomy A47   Meteorology A50   Measurement in general
A51   Quantity and Unit A52   Length Measurement A53   Mechanics Measurement
A54   Thermal Measurement A55   Electromagnetic Measurement A56   Radio Measurement
A57   Time and Frequency Measurement A58   Ionizating Radiation Measurement A59   Acoustic Measurement
A60   Optical Measurement A61   Chemical Measurement A65   Metal Chemical Component Standard Substance
A66   Non-metal Chemical Component Standard Substance A67   Physical Standard Substance A68   Physical Chemical Component Standard Substance
A69   Engineering Standard Substance A75   Mapping in general A76   Geotectonic Mapping and Marine Mapping
A77   Photogrammetry and Remote Sensing A78   Precision engineering and cadastral mapping A79   Map printing
A80    A82   Packaging material and container A83   Packaging method
A84   Packaging tool A85    A87   Transport and storage
A88    A90   Social and public safety in general A91   Guard and alarm system
A92   Crime judging technology A94   Police-used device and tool B00   
B01   Technical management B02   Economic management B04   Basic standards and general methods
B05   Agriculture and forestry technology B07   Computer application B08   
B09    B10   Soil and fertilizer in general B11   Water and soil conservation
B13   Fertilizer and soil conditioner B15   Plant protection in general B16   
B17   Pesticide management and application method B18   Agricultural meteorology B20   Cereal crop and forage crop in general
B21   Seed and seeding B22   Cereal crop and product B23   
B25   Forage crop B30   Cash crop in general B31   
B32   Fibre crop and product B33   Oil crop and product B34   Sugar-yielding crop and product
B35    B36    B38   Medicinal herb and product
B39   Other cash crops B40   Animal husbandry in general B41   
B42    B43   Domestic animal and poultry B44   Domesticate animal
B45   Livestock and poultry product B46   Livestock and poultry feed and additive B47   
B50   Aquatic product and fishery in general B51   Marine aquaculture and product B52   Freshwater aquaculture and product
B53   Aquatic product refreshment B54   Fishery feed B56   Tools for aquatic product and fishery
B60   Basic standard and general method on forestry B61    B62   Ornamental plant
B64   Forest management technology B65   Forest conservation B66   Economic forest and byproduct
B67   Raw bamboo and bamboo wood B68   Stem wood and raw wood B69   Timber and processed timber
B70   Artificial board B71   Corrosion protection for wood and bamboo B72   Forestry chemical raw material
B73   Charcoal B90   Farming and foresting machinery and tools B91   Farming machinery and tools
B92   Stock and poultry raising machinery and tools B93   Agricultural products and feed processing machinery B94   Fishery machinery and tools
B95   Silviculture machinery and tools B96   Wood logging machinery and tools B97   
C00   Standardization and quality management C01   Technical management C02   Economic management
C04   Basic standards and general methods C05   Medical science C06   Legal medical expert
C07   Computer application C08    C10   Pharmaceutical in general
C11   Chinese Pharmacopoeia and volumed drug standards C12   Antibiotics C13   
C14    C15    C16   
C17    C18    C19   
C20    C21   Pharmaceutic minor ingredients and others C23   Traditional Chinese medicinal materials
C25   TCM pharmaceutics C27   Biological agent and blood products C30   Medical apparatus and devices in general
C31   General and microsurgical devices C32   Ophthalmic and ENT surgical devices C33   
C35   Orthopedic devices C36   Other special devices C37   General requirements on medical devices
C38   General examination instrument C39   Medical electronic equipment C40   Medical optical instrument and endoscope
C41    C42   Physiotherapy and TCM instrument and equipment C43   Medical radiographic equipment
C44   Medical laboratory equipment C45    C46   Surgery devices
C47   Public medical equipment C48   Medical sanitary products C50   Sanitation in general
C51   Environmental sanitation C52   Labor sanitation C53   Food sanitation
C54   Food additive and nutrition enhancer sanitation C55   Nutrition sanitation C56   School sanitation
C57   Radiological sanitation protection C60   Diagnostic standard for occupational diseases C61   Diagnostic standard for public nuisance diseases
C62   Health quarantine C63    C65   Labor safety technology in general
C66   Safety control technology C67   Factory fire and blast protection technology C68   Production equipment safety technology
C69   Safety requirements on protection equipment C70   Industrial dust and gas prevention technology C71   Industrial physical hazard control
C72   Production environment safety and health facilities C73   Articles for labor protection C75   Labor protection management in general
C76    C77   Safety and health skill assessment C78   Safety and health management
C80   Fire-fighting in general C81    C82   Fire protection technology
C83   Fire extinction technology C84   Fire-fighting equipment and devices C85   Fire-fighting survival and auxiliary tools
C90    C91   Raw pharmaceutical material processing machinery and equipment C92   Pharmaceutical processing machinery and equipment
C93   Medicinal materials pickoff and Chinese medicine processing machinery C94   Pharmaceutical safety monitoring instrument C95   Drug testing instrument
D00   Standardization and quality management D01   Technical management D02   Economic management
D04   Basic standard and general method D07   Computer application D08   
D09    D10   Geological mineral survey and development in general D11   Solid fuel ore survey
D12   Metal ore survey D13   Nontechnical ore survey D14   Hydrogeological survey
D15   Mining D16   Mineral processing D18   Mine haulage
D20   Solid fuel ore in general D21   Coal analysis methods D22   
D23   Coal for power station and industrial boiler D24    D26   Coal petrography
D27   Coal dressing D28   Oil shale D30   Ferrous metal ore in general
D31   Iron ore D32   Manganese ore D33   Chrome ore
D40   Non-ferrous metal ores in general D41   Light metal ore D42   Heavy metal ore
D43   Rare metal ore D45   Radioactive metal ore D46   Precious metal ore
D50   Non-metal ore in general D51   Chemical raw material ore D52   Metallurgical auxiliary material ore
D53   Building material raw material ore D54    D58   Special non-metal ore
D59   Other non-metal ore D80   Geological exploration equipment in general D81   Geological exploration equipment
D82   Geophysical search equipment D84   Geochemical exploration equipment D90   Mining machinery equipment in general
D91   Shaft building equipment D92   Mining equipment D93   
D94   Crushing and grinding equipment D95   Screening equipment D96   Washing equipment
D97   Mine support equipment D98   Coal mine special equipment E00   Standardization and quality management
E01   Technical management E02   Economic management E04   Basic standard and general method
E07   Computer application E08    E09   
E10    E11   Petroleum geology exploration E12   Petroleum development
E13   Petroleum drilling E14   Petroleum extraction E15   Offshore petroleum operation
E16   Petroleum and gas gathering and transportation E20   Petroleum and natural gas in general E21   Crude petroleum
E22   Artificial petroleum E24   Natural gas E30   Petroleum products in general
E31   Fuel oil E33   Solvent oil E34   Lubricating oil
E36   Lubricating grease E38   Insulating oil E39   Hydraulic fluid
E40   Synthetic grease E41   Vacuum grease and anti-rust grease E42   Petroleum wax
E43   Petroleum asphalt E44   Petroleum coke E45   Process oil
E46   Coal gas E49   Other petroleum products E60   Petroleum products additive in general
E61   Additives E90    E91   Petroleum exploration logging equipment and instrument
E92   Petroleum drilling & production equipment and instrument E94   Offshore petroleum operation equipment E97   Oil and gas processing equipment
E98   Oil and gas gathering and transportation equipment F00   Standardization and quality management F01   Technical management
F02   Economic management F04   Basic standards and general method F07   Computer application
F08    F09    F10   Energy in general
F11   Wind energy F12   Solar energy F13   Biomass energy
F14   Ocean energy F15   Geothermal energy F19   New energy and others
F21   Electric power system F22   Electric power system equipment installation testing F23   Power plant and electric power system operating maintenance
F24   Electric power testing technique F25   Electric power safety monitor F29   Others
F30   Electric power in general F40   Nuclear material and nuclear fuel in general F46   
F48   Nuclear fuel element and its analytical test method F49    F50   Isotope and radioactive sources in general
F51   Radioactive sources F53   Isotope labelling compounds F54   Medical isotopes
F60   Nuclear reactor in general F61   Research and test reactor F62   Production reactor
F63   Power reactor F64   Heating reactor F65   Nuclear island of nuclear power plant
F68   Decommissioning of nuclear power plant F69   Nuclear reactor and nuclear island equipment of nuclear power plant F70   Radiation protection and monitoring in general
F72   Nuclear facilities radiation safety F73   Environmental radiation protection and nuclear medicine protection F74   Radiation protection detection and evaluation
F75   Radioactive three wastes treatment F77   Nuclear radiation accident emergency and treatment F79   Safety appliance and equipment
F80   Nuclear instrument and detector in general F81   General nuclear instrument F82   Nuclear instrument for reactor
F83   Distribution equipment for reactor and nuclear power plant safety F84   Radiation protection instrument F85   Nuclear instrument for exploration mining and technological detection
F86   Radioactive isotope application instrument F87   Medical nuclear instrument F88   Nuclear detector
F90   Low energy accelerator in general F91   Medical accelerator F92   Accelerator for agriculture and industry
G00   Standardization and quality management G01   Technical management G02   Economic management
G04   Basic standards and general methods G07   Computer application G08   
G09    G10   Inorganic chemicals in general G11   Inorganic acid and alkali
G12   Inorganic salt G13   Oxide and elementary substance G14   Other inorganic chemicals
G15   Organic chemicals in general G16   Basic organic chemicals G17   General organic chemicals
G18   Coal tar processed products G20   Basic standards and general methods on chemical fertilizers G21   Chemical fertilizer and chemical soil conditioner
G23   Basic standards and general methods for pesticides G24   Pesticide midbody G25   Pesticide
G26   Plant growth accelerant G30   Synthetic materials in general G31   Basic standards and general methods for synthetic resin and plastic
G32   Synthetic resin and plastic G33   Plastic profile G34   Basic standard and general method for synthetic rubber
G35   Synthetic rubber G38   Basic standards and general methods for adhesives G39   Adhesives
G40   Rubber products in general G41   Tyre G42   
G43   Rubber seal G44   Latex products G45   Medical and foodstuff rubber products
G47   Other rubber products G48   Reclaimed rubber G49   Carbon black
G50   Basic standard and general method for coating G51   Coating G52   Coating auxiliary materials
G53   Basic standard and general method for pigment G54   Pigment G55   Basic standards and general methods for dye
G56   Dye intermediate G57   Dye G60   Chemical reagent in general
G61   Reference reagent G62   General inorganic reagent G63   General organic reagent and solvent
G64   Reagent and substance of high purity G65   Indicator and specific reagent G66   Biochemical reagent and clinical analysis reagent
G67   Instrument analysis reagent G68   Other reagents G70   Basic standards and general methods for chemical additive
G71   Chemical additive G72   Basic standards and general methods for surface active agent G73   Surface active agent
G74   Basic standards and general methods for catalyst G75   Catalyst G76   Basic standards and general methods for water treatment agent
G77   Water treatment agent G80   Basic standards and general methods for photosensitive material G81   Photosensitive material
G82   Basic standards and general methods for magnetic recording material G83   Magnetic recording material G84   Photographic-grade chemicals
G85   Other chemical products in general G86   Industrial gas and chemical gas G89   Chemical product
G90   Chemical machinery and equipment in general G91   Chemical machinery and equipment parts G92   Chemical machinery
G93   Chemical equipment G94   Non-metal chemical machinery equipment G95   Machinery for rubber and plastic
G96   Machinery for sensitive material and magnetic tape G98   Special chemical instrument and meter H00   Standardization and quality management
H01   Technical management H02   Economic management H04   Basic standards and general methods
H05   Structural element H07   Computer application H08   
H09    H10   Metallochemistry analysis method in general H11   Steel and iron alloy analysis method
H12   Light metals and their alloys analysis method H13   Heavy metals and their alloys analysis method H14   Rare metals and their alloys analysis method
H15   Precious metals and its alloy analysis method H16   Powder metallurgy analysis method H17   Semimetal and semiconductor material analysis method
H18    H19    H20   Metal physical and chemical property test method in general
H21   Metal physical property test method H22   Metal mechanical property test method H23   Metal processing property test method
H24   Metallographic testing method H25   Metal chemical property test method H26   Metal nondestructive testing method
H27   Operation pieces H28   Automatic logistics equipment H29   Others
H30   Metallurgy material and auxiliary material in general H31   Artificial rich ore H32   Coke
H33   Welding and cutting H34   Beneficiation reagent H36   Heat treatment
H38   Cold processing technology H39   Non-traditional processing technology H40   Steel and iron products in general
H41   Pig iron H42   Iron alloy H43   Steel ingot and billet
H44   Profile steel and deformed steel H45   Combination grippers H46   Steel sheet and strip
H47   Hand tools H48   Steel tube and cast iron pipe H49   Steel wire and wire rope
H50   Machine tool in general H51   Machine components and parts H52   Railway steel
H53   Electrotechnical steel H54   Other steel and iron products H55   Grinding machine
H56   Gear and thread cutting machine H57   High temperature alloy H58   Precision alloy
H59   Other special alloys H60   Non-ferrous metals and their alloys products in general H61   Light metals and their alloys
H62   Heavy metals and their alloys H63   Rare refractory metals and their compounds H64   Rare light metals and their alloys
H65   Rare metals and their alloys H66   Rare scattered metals and their alloys H67   Radioactive metals and their alloys
H68   Precious metals and their alloys H69   Secondary nonferrous metals and their alloys H70   Powder metallurgy in general
H71   Metal and alloy powder H72   Powder metallurgy material and product H73   Refrigeration equipment
H74   Pressure vessels H75   Heat-exchange equipment H76   Gas separation and liquefaction equipment
H77   Separating machinery H78   Vacuum technique and equipment H80   Semimetal and semiconductor material in general
H81   Semimetal H82   Elemental semiconductor material H83   Compound semiconductor material
H84   Rock drilling machinery H86   Hydraulic machinery H87   Printing machinery
H88   Environmental protection equipment H90   Metallurgical machinery in general H91   Coke and knot making equipment
H92   Metallurgical equipment H93   Ingot and blank casting equipment H94   Rolling equipment
H95   Metallurgy heating and heat treatment equipment H96   Cooling system and heating equipment H98   Boiler and its auxiliary equipment
H99   Other power equipment J00   Standardization and quality management J01   Technical management
J02   Economic management J04   Basic standards and general methods J05   Structural elements
J07   Computer application J08    J09   
J10   Universal parts in general J11   Rolling bearing J12   Sliding bearing
J13   Fastener J15   Pipeline fittings J16   Valve
J17   Gear and gear drive J18    J19   
J20   Hydraulic and pneumatic device J21   Lubrication and lubrication device J22   Sealing and sealing device
J24   Cooling and cooling device J26   Spring J27   Operation piece
J28   Automatic logistics equipment J29   Others J30   Processing technology in general
J31   Casting J32   Forging and pressing J33   Welding and cutting
J36   Heat treatment J38   Cold processing technology J39   Non-traditional processing technology
J40   Technological equipment in general J41   Cutting tools J42   Measuring tool and instrument
J43   Grinding material and apparatus J44   General grippers J45   Combination grippers
J46   Mould J47   Hand tool J48   Pneumatic tool
J50   Machine tool in general J51   Machine tool element J52   Machine tool assistive device and accessory
J53   Lathe J54    J55   Grinding machine
J56   Gear and thread cutting machine J57    J58   Combined machine tool
J59   Non-traditional processing machine tool J60   Universal processing machinery and equipment in general J61   Casting equipment
J62   Metal forming machinery J64   Welding and cutting equipment J65   Woodworking machine and machine tool
J66   Heat treatment equipment J70   Universal machinery and equipment in general J71   Pump
J72   Compressor and fan J73   Refrigeration equipment J74   Pressure vessel
J75   Heat-exchange equipment J76   Gas separation and liquefaction equipment J77   Separating machinery
J78   Vacuum technique and equipment J80   Hoisting machinery J81   Conveying machinery
J83   Storage equipment and handling machinery J84   Rock drilling machinery J86   Hydraulic machinery
J87   Printing machinery J88   Environmental protection equipment J90   Piston type internal combustion engine and other power equipment in general
J91   Internal combustion engine and auxiliary equipment J92   Engine body and moving parts J93   Air intake/exhaust system
J94   Fuel oil heating system J95   Lubricating system J96   Cooling system and heating equipment
J98   Boiler and its auxiliary equipment J99   Other power equipment K00   Standardization and quality management
K01   Technical management K02   Economic management K04   Basic standards and general methods
K05   Electrical product mechanical structure K07   Computer application K08   
K09    K10   Electrotechnical material and universal parts in general K11   Bare wire
K12   Wire with insulation layer K13   Cable and its accessory K14   Electrician alloy parts
K15   Electrical insulating material and its products K16   Electrical carbon product K20   Electric rotating machinery in general
K21   Synchronous machine K22   Asynchronous machine K23   DC machine
K24   Micro machine K25   Explosion-proof electric machine K26   Special machine
K30   Low voltage apparatus in general K31   Low-voltage distribution electrical equipment K32   Control circuit apparatus
K33   Control relay K34   Electrical equipment for special use K35   Explosion-proof electric apparatus
K36   Low-voltage distribution tool K40   Electric transmission and transformation equipment in general K41   Transformer
K42   Power capacitor K43   High voltage switchgear K44   Complete equipment for high voltage device
K45   Relay protection and automatic device K46   Power semiconductor device and parts K47   Electric transmission line and equipment
K48   Insulator K49   Lightning arrester K51   Power station equipment automation devices
K52   Generating unit K54   Steam turbine and its auxiliary equipment K55   Water turbine and its auxiliary equipment
K56   Gas turbine and its auxiliary equipment K58   Internal combustion engine and its auxiliary equipment K59   Other generating equipment
K60   Electrical equipment and tool in general K61   Industrial electric heating equipment K62   Electric drive control equipment
K63   Electric traction equipment K64   Electric tool K65   Other electric appliances
K70   Electric lighting in general K71   Electric light source products K72   General lamps
K73   Special lamps K74   Lamp accessories K80   Power supply in general
K81   AC/DC supply units K82   Electrochemical power source K83   Physical power source
K84   Electrical energy storage device K85   Power supply equipment K90   Electrical production equipment in general
K91   Electrical material production equipment K92   Electrical machine production equipment K93   Electrical appliance production equipment
K94   Electrical porcelain production equipment K95   Electric light source and lamp production equipment K96   Storage battery production equipment
K97   Other electrical production equipment L00   Standardization and quality management L01   Technical management
L02   Economic management L04   Basic standards and general methods L05   Reliability and maintainability
L06   Electromagnetic compatibility L07   Computer application L08   
L09    L10   Electronic element in general L11   Capacitor
L13   Resistor L14   Potentiometer L15   Sensitive component and sensor
L17   Inductor and transformer L18   Filter and delay line L19   Magnetic component
L21   Quartz crystal and piezoelectric element L22   Switch L23   Connector
L24   Connecting piece for installation and wiring L25   Relay and chopper L26   Wave guide coaxial component and accessory
L30   Printed circuit L31   Electroacoustic device L33   Small and special electrical machine for electronic equipment
L34   Other electronic components L35   Electron tube in general L36   Receiving/Originating tube
L37   Microwave tube L38   Electron beam tube L39   Other electron tube
L40   Semiconductor discrete devices in general L41   Semiconductor diode L42   Semiconductor triode
L43   Semiconductor rectifier devices L44   Field effect device L45   Microwave and millimeter wave diode and triode
L46   Thermoelectric cooling module and device L47   Others L50   Optoelectronic device assembly
L51   Laser device L52   Infrared device L53   Semiconductor emitting device
L54   Semiconductor photosensing device L55   Microcircuit in general L56   Semiconductor integrated circuit
L57   Film integrated circuit L58   Hybrid integrated circuit L59   Micromodule
L60   Computer in general L61   Design and quality evaluation of computer L62   Computer equipment
L63   Computer peripherals L64   Data medium L65   System equipment interface
L66   Computer controlled tool L67   Computer application L70   Information processing technology in general
L71    L72   Data element representing method L73   Information processing system design and documentation
L74   Program language L75   Label and file structure L76   Text preparation and communication
L77   Software engineering L78   Data information L79   Opening and system interconnection of computer
L80   Data encryption L81   Computer graphic L85   Electronic measurement and equipment in general
L86    L87   Instrument and equipment for electronic test L88   Other electronic instrument and equipment
L89   Power supply and power supply unit L90   Special electronic technology material L91   Conductor and cable for electronic equipment
L92   Insulating parts for electronic equipment L93   Metal parts for electronic equipment L94   Mechanical structural member for electronic equipment
L95   Electronic industry production equipment in general L96   Surface protection equipment L97   Dedicated processing equipment
L98   Dedicated inspection equipment L99   Other production equipment M00   Standardization and quality management
M01   Technical management M02   Economic management M04   Basic standards and general methods
M05   Universal parts and line materials M07   Computer application M08   
M09    M10   Communication network in general M11   Communication network technical system
M12    M13   Communication network architecture M14   Communication network transmission system interface
M15   Communication network performance index and testing M16   Information transmission index M17   Arrangement of transmission system group and frequency spectrum
M18   Communication equipment capacity series M19   Telecommunication technical requirements and interface M20   Communication switcher program control language
M21   Telecommunication services M30   Communication equipment in general M31   Carrier communication equipment
M32   Data communication equipment M33   Optical communication equipment M34   Microwave communication equipment
M35   Satellite communication equipment M36   Radio communication equipment M37   Mobile communication equipment
M38   Digital communication equipment M39   Facsimile telegraph equipment M40   Telephone communication equipment
M41   Telecommunication power supply equipment M42   Communication line and equipment M50   
M51   Antenna and its feeder M53    M54   Remote control and remote measuring equipment and system
M57   Electronic system engineering M58   Dedicated carriage and shelter for electronic equipment M60   Broadcasting and television network in general
M61   Broadcasting and television system M62   Broadcasting and television network structure M63   Program transmission
M64   Program transmission system interface M70   Broadcasting and television equipment in general M71   Recording equipment
M72   Sound and electronic sound equipment M73   Video and pulse system equipment M74   Broadcasting and television transmission and receiving equipment
M75   Satellite broadcasting equipment M76   Industrial and educational television M79   Broadcasting and television equipment maintenance
M80   Postal service in general M81   Post network system M82   Postal machinery
M83   Postal packaging M84   Postal instrument M85   
M90   Communication and broadcasting equipment manufacturing machine in general M91   Communication equipment manufacturing machine and tool M92   
M93   Broadcasting and television equipment manufacturing machine and tool N00   Standardization and quality management N01   Technical management
N02   Economic management N04   Basic standards and general methods N05   Material and component for instrument and meter
N06   Technology and technological equipment N07   Computer application N08   
N09    N10   Industrial automation and control device in general N11   Temperature and pressure instrument
N12   Flow capacity and material level instrument N13    N14   Display recording instrument
N15   Monitoring instrument N16   Actuator N17   Automatic control and remote control equipment
N18   Industrial control and computer application equipment N19   Other automation devices N20   Electrical instrument and meter in general
N21   Electrical logging simulation indicating instrument N22   Electric energy measurement and load control system N23   Digital display instrument
N24   Magnetic measurement instrument N25   AC/DC electrical instrument recording instrument N26   Integrated test system
N27   Recording instrument and light oscillograph N28   Extensive magnitude and exchanger N29   Electrical parametric test and power supply unit
N30   Optical instrument in general N31    N32   Magnifier and microscope
N33   Electron optics and other physical optics instrument N34   Optical metrological instrument N35   Optical testing instrument
N38   Optical equipment N40    N41   Film making equipment
N42   Projection equipment and its accessory N43   Lens N44   Test equipment and test plate instrument
N45   Projector and slide projector N46   Camera and photograph instrument N47   Micro and copier machinery
N50   Material composition analysis instrument and environment detection instrument in general N51   Physical property analyzer N52   chromatograph
N53    N54    N55   Other material composition analyzer
N56   Environmental monitoring instrument and its complete equipment N60   Laboratory instrument and vacuum instrument in general N61   Basic laboratory equipment
N62    N63   Soil and crop test instrument N64   
N65   Acoustic instrument and seismograph N67   Microscopic test and other laboratory instruments N68   Vacuum testing instrument and equipment
N70   Testing machine and nondestructive flaw detector in general N71   Metal material testing machine N72   Nonmetal material testing machine
N73    N74   Force and deformation test instrument N75   Technology and packaging testing machine
N77   Ultrasonic wave and sound radiation defectoscope N78    N91   Earth science instrument
N92   Oceanographic instrumentation N93   Hydrology and water conservancy instrument N94   Astronomical instrument
N95   Meteorological instrument N96   Time measurement instrument P00   Standardization and quality management
P01   Technical management P02   Economic management P04   Basic standards and general methods
P07   Computer application P09    P10   Engineering investigation and geotechnical engineering in general
P11   Engineering survey P12   Engineering hydrology P13   
P14   Engineering geophysical exploration and remote sensing exploration survey P15   Engineering seismic resistance P16   Engineering fire protection
P18   Civil air defense works P20   Engineering structure in general P21   Earthwork and tunneling works
P22   Subgrade and foundation engineering P23   Timber engineering P24   Masonry engineering
P25   Concrete structure engineering P26   Metal structure engineering P27   Composite structure engineering
P28   Bridge and culvert engineering P30   Industrial and civil construction engineering in general P31   Architectural physics
P32   Building construction and decoration engineering P33   Residential and public building engineering P34   Industrial construction engineering
P35    P36   Building maintenance engineering P40   Water supply and draining engineering in general
P41   Outdoor water supply and draining engineering P42   Building water supply and draining engineering P45   
P46   Heat supply and heating engineering P47   Gas supply engineering P48   Ventilation and air conditioning engineering
P49   Refrigerating engineering P50   Urban and rural planning P51   Urban traffic engineering
P52   Ropeway engineering P53   Landscaping and city appearance sanitation P55   Water conservancy and water power engineering in general
P56   Watershed planning and river regulating engineering P57   Irrigation drainage and soil and water conservation engineering P58   Flood control and waterlogging drainage engineering
P59   Water power engineering P60   Electric power engineering in general P61   Power station engineering
P62   Power transmission and transformation engineering P63   Power supply and distribution engineering P64   Nuclear industry engineering
P65   Railway engineering P66   Highway engineering P67   Port and waterway engineering
P68   Aviation and aerospace engineering P70   Mine and coal engineering P71   Petroleum engineering
P72   Petrochemical and chemical industry engineering P73   Metallurgical industry engineering P74   Building material industry engineering
P75   Forestry industry engineering P76   Communication engineering P77   
P80   Machinery and instrument manufacturing industry engineering P82   Electronic manufacturing industry engineering P83   Shipping industry engineering
P84   Explosive and initiator industry engineering P85   Agriculture and animal husbandry and agricultural reclamation engineering P86   Forestry engineering
P87   Aquatic product and fishery engineering P88   Light industry engineering P89   Textile industry engineering
P90   Industrial equipment installation engineering in general P91   Electrical construction installation engineering P92   Telecommunication equipment installation engineering
P93   Mechanical equipment installation engineering P94   Metal equipment and process pipe installation engineering P95   Construction machinery and equipment in general
P96    P97   Architectural engineering construction machinery P98   Hydraulic engineering construction machinery and equipment
PP81   Electrical manufacturing industry engineering Q00   Standardization and quality management Q01   Technical management
Q02   Economic management Q04   Basic standards and general methods Q07   Computer application
Q08    Q09    Q10   Building materials products in general
Q11   Cement Q12   Cement composite material and additives Q13   
Q14   Concrete product Q15   Wall Q17   Roof and pavement waterproof and barrier material
Q18   Decorative material Q20   Road material Q21   Masonry product
Q22   Constructional plastics product Q23   Fibre reinforced composites Q24   Sealing material
Q25    Q27   Binding material Q30   Ceramic and glass in general
Q31   Building sanitary ceramics Q32   Special ceramics Q33   Building glass
Q34   Industrial technical glass Q35   Quartz glass Q36   Glass fibre
Q37   Special glass Q38   Cast stone Q40   Fireproof material in general
Q41   Siliceous refractory Q42   Argillaceous and high alumina fire resistance Q43   Basic refractory
Q44   Special refractory Q45   Shaped insulating refractory Q46   Unshaped refractory
Q47   Refractory fibre Q49   Other refractory material Q50   Carbon material in general
Q51   Graphite material Q52   Carbon material Q53   Special carbon material
Q60   Other non-metal mine product in general Q61   Asbestos material Q62   Gypsum product
Q63   Mica splitting and product Q64   Talcum material Q65   Artificial lens
Q69   Other non-metal mine product Q70    Q71   Wood components and accessories
Q72   Concrete components and accessories Q73   Metal components and accessories Q74   Plastic components and accessorie
Q75   Indoor fixed equipment and instrument Q76   Building heating and ventilation and air conditioning instrument and equipment Q77   Building electrical equipment and disaster prevention equipment and instrument
Q78   Elevator Q80   Public and municipal construction equipment in general Q81   Water supply and draining instrument and equipment
Q82   Air supply instrument and equipment Q83   Heat supply instrument and equipment Q84   Urban traffic facility
Q85   Urban highway equipment and facility Q86   City appearance sanitary equipment and facility Q87   Garden animal and plant and their equipment
Q90   Building material machinery and equipment in general Q91   Brick and tile making equipment Q92   Cement and cement product equipment
Q93   Equipment for glass and glass fiber Q94   Ceramic equipment Q95   Refractory material equipment
Q96   Carbon product equipment Q99   Other building material equipment R00   Standardization and quality management
R01   Technical management R02   Economic management R04   Basic standards and general methods
R06   Transportation material consumption and energy conservation R07   Computer application R08   
R09    R10   Highway transportation in general R11   Passenger traffic
R12   Freight traffic R13   Highway container transport and unitized transport R14   Cargo handling
R15   Warehouse and storage yard operation and management R16    R17   Highway vehicle servicing installation
R18   Highway protection and maintenance R19   Highway maintenance machinery and its utilization and service R20   Waterway transportation
R21   Ship handling and turbine management R22   Ship navigation safety and transmission safety standards R24   Passenger transport
R25   Freight transport R26   Waterway container transport and unitized transport R27   Hover marine transportation
R28    R29    R30   Ship maintenance and service in general
R31   Ship hull and outfitting maintenance and service R32   Marine auxiliary machinery and pipeline fittings maintenance and service R33   Dedicated ship maintenance and service equipment
R34    R40   Port handling in general R41   Port job scheduling
R42   Port communication and navigation R43   Port handling operation R44   Port warehouse and storage yard operation and management
R45   Dedicated port facilities R46   Port handling machinery and accessory R50   
R51   Rescue and salvage R52   Underwater environmental condition and test method R53   Diving and its physiological condition
R54   Underwater service R55   Diving equipment R56   Salvage equipment
R60   Navigation channel and mark in general R61   Navigation channel management and maintenance R62   Navigation mark product
R63   Navigation mark setting and operating R64   Navigation mark management and service R80   Traffic control in general
R81   Traffic accident management R82   Vehicle management R84   Traffic order management
R85   Traffic information management R86   Traffic safety detecting equipment R87   Traffic control system
S00   Standardization and quality management S01   Technical management S02   Economic management
S04   Basic standards and general methods S05   Materials S06   Railway insignia and uniform
S07   Computer application S09    S10   Railway construction equipment in general
S11   Railway components S12   Turnout and steel rail expansion piece S13   
S14   Station and section equipment S16   Railway construction product manufacturing equipment S17   Railway construction product maintenance and service
S19   Railway construction machinery S20   Railway construction machinery manufacturing process and equipment S21   Railway construction machinery utilization and service
S22   Railway maintenance machinery S23   Railway maintenance machinery manufacturing process and equipment S24   Railway maintenance machinery utilization and service
S30   General rolling stock standards in general S31   Car coupler and shock absorber S32   Braking system
S33   Moving parts S34   Universal parts S35   Electric traction equipment
S38   Locomotive manufacturing equipment S39   Locomotive repair technology and equipment S40   Locomotives in general
S41   Electric locomotives S42   Diesel locomotives S43   Steam locomotives
S45   Mining electric locomotives S46   Mining diesel locomotives S49   Other locomotives
S50   Railway vehicles in general S51   Railway passenger coaches S52   Railway trucks
S53   Railway special vehicles S55   Standard-gauge mining railway vehicles S56   Narrow gauge mining railway vehicles
S60   Railway signals in general S61   Signal equipment S62   Station interlocking
S63   Blocking systems and axle counters S64   Remote control and communication S65   Humping equipment
S68   Signal product manufacturing equipment S69   Signal repair technology and equipment S70   Railway communication in general
S71   Railway communication network S72   Train broadcast and television S73   Railway communication equipment
S78   Manufacturing and equipment of communication products S79   Communication repair technology and equipment S80   Traction power supply in general
S81   Traction substation S82   Fittings for overhead contact system S83   Equipment for manufacturing of traction power supply products
S84   Traction power supply repair technology and equipment S90   Railway transport in general S91   Combined transport
S92   Passenger transport S93   Freight transport S94   Plant and mine transport
S97   Railway handling machinery S98   Manufacturing equipment of railway handling machinery S99   Use and repair of railway handling machinery
T00   Standardization and quality management T01   Technical management T02   Economic management
T04   Basic standards and general methods T05   Special materials and their products T06   Process and tooling
T07   Computer application T08    T09   
T10   Automotive engines in general T11   Engines and accessory devices T12   Engine body and moving parts
T13    T14   Lubrication and cooling systems; heating devices T20   Automobile chassis and vehicle body in general
T21   Transmission system T22   Bearing system T23   Steering and operation systems
T24   Braking system T25   Chassis and other assemblies T26   Vehicle body (cab) and accessories
T27   Passenger cabinet T28   Front sheet metal lagging T30   Universal vehicle parts in general
T31   Fasteners T32    T33   
T34   Others T35   Electronic/electrical equipment and instruments for vehicle in general T36   Electronic and electrical equipment
T37   Ignition device T38   Lighting and signaling equipment T39   Instruments and test devices for vehicle
T40   Automobiles in general T41   Car T42   Bus
T43   Truck T44   Offroad vehicle T45   Towing vehicle
T46   Dump truck T47   New energy vehicle and other automobiles T50   Special automobiles in general
T51   Specialized municipal automobile T52   Life service automobile T53   Engineering vehicle
T54    T55   Forestry and coal transport vehicles T56   Medical service and epidemic control vehicles
T57   Container car T58   Tank lorry T59   Other special automobiles
T60   Tractors in general T61   Tractor T62   Hydraulic lift system
T63   Transmission system T64   Traveling system T65   Steering system
T66   Braking system T67   PTO shaft and traction gear T68   Electrical devices and instruments
T69   Cab and others T70   Trailers in general T71   Trailer
T72   Towing device T73   Bearing system T74   Braking system
T75   Passenger cabinet T76   Electrical apparatus and light fixture T80   Motorcycles in general
T81   Engine T82   Transmission and braking system T83   Bearing system
T84   Steering and operation system T85   Electronic and electrical equipment T90   Trolley bus and other vehicles in general
U00   Standardization and quality management U01   Technical management U02   Economic management
U04   Basic standards and general methods U05   Vessel materials and their inspection methods U06   Vessel technology
U07   Computer application U08    U09   
U10   Overall vessels in general U11   Ship theory and model test U12   General structure of ship hull
U13   Marine transportation vessels - overall U14   Inland water transportation vessels - overall U15   Fishing vessels - overall
U16   Auxiliary vessels and survey vessels - overall U17   Ocean platforms - overall U18   Small vessels - overall
U20   Rigging equipment outfit in general U21   Mooring fittings U22   Deck machinery
U23   Fire fighting equipment U24   Marine installations U25   Accommodation outfit
U26   Deck fittings U27   Life saving apparatus U28   Underwater apparel and tackle
U30   Specialized vessel devices in general U31   Special equipment for marine transportation vessel U32   Special equipment for inland water transportation vessel
U33   Special devices for fishing vessel U34   Special devices for auxiliary vessel and survey vessel U35   Special devices for ocean platform
U37   Devices for small vessel U40   Main and auxiliary machines for vessel in general U41   Marine boiler and steam engine
U42   Engine room equipment U43   Marine turbo machine and gas turbine U44   Marine internal-combustion engine
U46   Marine nuclear powerplant U47   Compartment auxiliary machine U48   Shafting equipment
U50   Vessel pipeline fittings in general U52   Marine valve fittings U53   Marine gate valves and plug cocks
U54   Marine ventilation accessories U55   Marine pipe fittings U56   Marine communication remote-control & manipulation accessories
U57   Marine hydraulic/pneumatic elements and accessories U60    U61   
U62   Electric control devices and measurement equipment for vessel U63   Lighting and other electrical devices for vessel U65   Navigation equipment
U66   Marine communication equipment U67   Underwater sound equipment U68   Observation equipment for vessel
U69   Electrical installation parts for vessel U80   Vessel manufacturing process devices in general U81   Body manufacturing process device
U82   Turbine manufacturing process device U83   Electrical equipment manufacturing process device U84   Vessel instrument manufacturing process device
U90   Special technological equipment for shipbuilding in general U91   Special equipment for shipbuilding U92   Special equipment for main and auxiliary machine manufacturing
U93   Special equipment for instrument and apparatus for shipbuilding U99   Other equipment for shipbuilding V00   Standardization and quality management
V01   Technical management V02   Economic management V04   Basic standards and general methods
V05   Reliability V06   Ambient conditions V07   Computer application
V08    V09    V10   Basic standards for aviation and aerospace materials
V11   Metal casting and forging materials used for aviation and aerospace V13   Nonmetallic materials used for aviation and aerospace V15   Composite materials and solid fuels
V16   Hot processing technology V18   Cold processing technology V20   Fasteners
V21    V22   Mechanical gadgets and components V23   Elastic elements
V25   Electronic components V26   Sensor elements V27   Structural members of electrical devices
V28   Aerospace initiation and ignition devices V29   Aerospace hydraulic elements and accessories V30   Engine - overall
V31   Engine auxiliary system and its accessories V32   Engine spare parts V35   Aircraft and its accessories in general
V36   General technical requirements V37   Manipulation system and its accessories V38   Hydraulic and pneumatic systems and their accessories
V39   Fuel system and its accessories V40   Electrical system and equipment V41   Navigation and communication system and equipment
V42   Takeoff and landing devices V43   Driving force installation and manipulation V44   Life-support system and equipment
V45   Aircraft instruments V46   Aircraft test apparatus V47   Aviation balloon
V50   Air transport and ground equipment in general V51   Passenger transport V52   Freight transport
V53   General aviation V54   Air traffic control V55   Aircraft maintenance and management
V56   AGS system and equipment V57   Special vehicles V58   Flight training and equipment
V59   Aviation sports equipment V70   Spacecraft in general V71   Spacecraft - overall
V72   Spacecraft power system V73   Spacecraft control and guidance system V74   Spacecraft stable system
V75   Spacecraft telemetering and remote sensing system V76   Energy equipment for spacecraft V80   Aerospace ground equipment in general
V81   Ground test equipment V82   Ground measurement and control equipment V83   Ground control and guidance system
V84    V85   Launching and launch-control equipment V86   Ground power source equipment
V90   Aircraft and spacecraft manufacturing equipment in general V91   Cutters V92   Measuring devices
V93   Clamping fixtures V94   Moulds V95   Tools
V96   Special equipment for aircraft manufacturing V97   Special equipment for spacecraft manufacturing X00   Standardization and quality management
X01   Technical management X02   Economic management X04   Basic standards and general methods
X07   Computer application X08    X09   
X10   Food processing and products in general X11   Grain processing and products X14   Grease and oil processing and products
X16   Milk and dairy products X18   Fowl and egg processing and products X20   Aquatic products processing and products
X22   Meat processing and products X24   Fruit processing and products X26   Vegetable processing and products
X28   Baking products X30   Sugar refining and sugar products in general X31   Sugar refining
X33   Processed sugar X34   Saccharified residues X35   Salt production in general
X37   Crude salt X38   Salt products X40   Food Additives and flavoring agents in general
X41   Natural food additives X42   Synthetic food additives X44   Flavoring agents
X46   Flavoring essences X50   Beverages in general X51   Beverage products
X53   Cold drinks and snacks X55   Tea products X60   Foods fermentation and brewing in general
X61   Distilled liquors X62   Fermented wines X63   Blended wines
X66   Flavoring materials X69   Other fermented goods X70   Canned foods in general
X71   Canned meat X72   Canned poultry X73   Canned fishery
X74   Canned fruit X77   Canned vegetable X79   Other canned foods
X80   Special foods in general X81   Puffing and compressed foods X82   Children foods
X83   Health foods X85   Tobacco curing in general X86   Tobacco processing
X87   Tobacco X89   Others X90   Food processing machinery in general
X91   Grain and oil/fat processing machinery X92   Canning process machinery X93   Sugar producing machinery
X94   Tobacco curing machinery X95   Brewing machinery X96   Salt producing machinery
X99   Other food processing machinery Y00   Standardization and quality management Y01   Technical management
Y02   Economic management Y04   Basic standards and general methods Y07   Computer application
Y08    Y09    Y11   Horology
Y14   Bicycle Y17   Sewing machine Y20   
Y22   Daily use glass products Y24   Daily use ceramics products Y26   Daily use enamel products
Y28   Daily use plastic products Y30   Papermaking in general Y31   Paper pulp and paperboard
Y32   Paper Y33   Paper products Y39   Other papers
Y40   Daily use chemicals in general Y41   Fragrances and flavors Y42   Cosmetics
Y43    Y44   Other daily-use chemicals Y45   Leather processing and products in general
Y46   Furs and leathers Y47   Artificial leathers and synthetic leathers Y48   
Y49   Byproducts and comprehensive utilization of furs Y50    Y51   Special instruments for teaching
Y52   Special instruments for schools Y53   Other teaching aids Y54   Office supplies and office implements
Y55   Sports facilities and apparatus Y56   Sports goods Y57   Toys
Y58   Musical instruments Y60   Basic standards and general methods for household appliances Y61   Household air conditioning and cooling appliances
Y62   Household cleaning and cosmetic appliances Y63   Household electric heating appliances Y64   Household health care appliances
Y68    Y69   Others Y70   Hardware in general
Y71   Building hardware Y72   Wire products Y73   Daily-use hardware
Y75    Y76   Clothing and clothing accessories Y77   
Y78   Footgear Y80   Furniture in general Y81   Furniture products
Y82   Furniture accessories Y85   Artistic handicrafts and other daily necessaries in general Y87   
Y88   Artistic handicrafts Y89   Other daily necessaries Y90   Light industry machinery in general
Y91   Paper manufacturing machinery in general Y92    Y93   
Y94   Leather processing machinery Y96   Furniture processing machinery Y97   Hardware and household appliance machinery
Y99   Other light industry machinery Z00   Standardization and quality management Z01   Technical management
Z02   Economic management Z04   Basic standards and general methods Z05   Specifications for pollution control
Z06   Natural resource and environment protection Z10   Environmental pollutant monitoring methods Z11   Gas medium and radioactive substance sampling
Z12    Z13    Z15   Analysis methods for toxic substances in atmosphere
Z16   Analysis methods for toxic substances in water Z17   Analysis methods for substances in ocean Z18   Analysis methods for environmental quality of soils
Z19   Analysis methods for toxic and harmful substances in animal and plant Z20   Analysis methods for toxic and harmful substances in mineral Z22   Determination methods for quality of other environmental elements
Z23   Analysis methods for industrial wastewater and pollutants Z25   Analysis methods for exhaust emission pollutants Z27   Analysis methods for industrial residue pollutants
Z29   Analysis methods for mobile pollution sources Z30   Analysis and test methods for physical pollution Z32   Noise and vibration test methods
Z33   Analysis and test methods for radioactive substances and radiation intensity Z50    Z51   Environmental quality standards for specialized fields
Z52   Environmental quality standards for areas Z53   Special area and cross-area environmental standards Z54   Environmental quality standards for upper atmosphere
Z58   Dangerous weather warning standards for special industrial areas Z59   Environmental quality standards for other areas Z60   Pollutants discharge in general
Z61   Discharge standards for industrial pollutants of mining areas and raw materials Z62   Pollutants discharge standards for mechanical and electrical industries Z63   Pollutant discharge standards for light textile industry
Z64   Discharge standard for mobile pollution sources Z66   Permissible standards for discharging into treatment structures Z67   Physical pollution control standards
Z68   Urban domestic pollution source control standards Z70   Toxic and harmful solid waste control standards Z71   Ordinary solid waste control standards
Z75   Standards for discharge into rivers Z76   Standards for discharge in special areas Z77   Standards for discharge in rural areas
Z79   Standard for discharge in other areas
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