China latest patents query

The latest invention patents collect the data information of China invention patents from 2000 to 2024, typesetting according to the date of patent publication, including patent number, application date, invention Bibliographic data, abstracts, and specification data of people are convenient for scientific researchers to quickly browse and search for patents.

Power equipment remote scheduling management system based on cloud computing

InactiveCN111738566ACircuit arrangementsResourcesCommunications systemElectric power equipment

Owner:STATE GRID HEBEI ELECTRIC POWER CO LTD +1

Methods for altering gene expression for genetic disorders

PendingCN113166769AHydrolasesGenetic material ingredientsGenetic disorderEndonuclease

Owner:BLUEALLELE LLC

Sectional centralized treatment system for disperse VOCs of petrochemical industry

InactiveCN107485974AGas treatmentUsing liquid separation agentActivated carbonSodium hydrosulfide

Owner:SHANDONG BAOTA NEW ENERGY CO LTD

Copper bar cleaning device

InactiveCN104858160ANo salvage requiredCleaning using toolsEngineeringCopper

Owner:JIANGYIN SHENGYUAN COPPER MATERIAL

Redundancy-free provision of multi-purpose data

InactiveCN1826601AMulti-dimensional databasesSpecial data processing applicationsData setData field

Owner:UBS AG

Genetic algorithm for searching for most dangerous sliding surface

InactiveCN103761570AInclination changes smoothlyNo sharp cornersGenetic modelsExcavationsGenetic algorithmTangential force

Owner:GUANGXI UNIVERSITY OF TECHNOLOGY

Vehicle control method based on Internet of Vehicles, communication device and storage medium

ActiveCN110855607AReduce complexityKey distribution for secure communicationParticular environment based servicesIn vehicleKey generation

Owner:HUAWEI TECH CO LTD

Method for quantitatively detecting sugar chain structures in glycosphingolipid

InactiveCN105424625AComponent separationMaterial analysis by observing effect on chemical indicatorDiseaseChain structure

Owner:深圳格道糖生物技术有限公司

Environment-friendly domestic sewage treating agent

InactiveCN108751275AFast purificationImprove purification effectWater contaminantsWater/sewage treatmentSodium BentoniteSlag

Owner:HEFEI ZHIHUI LONGTUTENG INTPROP CO LTD

HPV (human papillomavirus) immune colloidal gold diagnostic test strip, method for preparing same and detection method implemented by HPV immune colloidal gold diagnostic test strip

InactiveCN106053806ANo training requiredStrong specificityBiological material analysisBiological testingHPV AntigenHpv detection

Owner:SUZHOU DONGNI BIOTECH CO LTD

Method and system for operating archived file by using virtual file handle and storage medium

PendingCN113886334AGuaranteed functionSave resourcesFile metadata searchingSpecial data processing applicationsEngineeringArchive file

Owner:XIAN THERMAL POWER RES INST CO LTD +1

Method and device for preparing nanometer aluminum oxide by utilizing nanometer porous membrane

ActiveCN113135583ASmall sizeAchieve indirect injectionMaterial nanotechnologyAluminium oxide/hydroxide preparationAluminum IonNanoporous membrane

Owner:SOUTH CHINA UNIV OF TECH

Code scanning gun batch conveying device

PendingCN110194314AEasy to uninstallAvoid wear and tearRigid containersInternal fittingsEngineeringBearing surface

Owner:JILIN TONGCHENG TECH

Method and apparatus for extending JSF life cycle

InactiveCN105930333ARealize the life cycleImprove system efficiencyWebsite content managementSpecial data processing applicationsComputer graphics (images)Background data

Owner:CHINA UNIONPAY

Resource acquisition method and terminal

ActiveCN113535415AReduce invalid requestsImprove acquisition efficiencyProgram synchronisationComputer networkOperations research

Owner:FUJIAN TIANQUAN EDUCATION TECH LTD

Wood grain-like PVC pipe and preparation method thereof

InactiveCN113698712AImprove liquidityGood dispersionPolymer scienceAntioxidant

Owner:ZHEJIANG TONGZHENG PIPE TECH

Compound amino acid injection composition suitable for liver disease patient

InactiveCN101120918AReduce contentIncrease contentDigestive systemPharmaceutical delivery mechanismAntioxidantArginine

Owner:费森尤斯卡比华瑞制药有限公司

Cooling device of automobile central spindle

InactiveCN105002342ALower levelFurnace typesHeat treatment furnacesCooling towerCooling effect

Owner:重庆骏成机械配件有限公司

Animal driving method and system

PendingCN114518746ARepelling is effectiveWon't hurtMowersAnimal repellantsAnimal scienceSimulation

Owner:POSITEC POWER TOOLS (SUZHOU) CO LTD

Non-cooling vertical welding seam induction heater and manufacturing method thereof

ActiveCN110564929AImprove uniformityIncrease temperatureFurnace typesIncreasing energy efficiencyAlloyEngineering

Owner:POWER CHINA HENAN ENG CO LTD

Detection method of molecular tag nucleic acid

PendingCN106755454ARealize high-precision qualitative and quantitative detectionAvoid analysis interferenceMicrobiological testing/measurementNucleotideDNA fragmentation

Owner:HANGZHOU GENE META MEDICAL DEVICE CO LTD

Automatic cutting equipment

PendingCN109877370AGuaranteed reliabilitySo as not to damageMetal-working feeding devicesShearing machinesAutomatic test equipmentControl system

Owner:ZHEJIANG CHINT ELECTRIC CO LTD

Brake state loop of passive brake system

ActiveCN114734969ARailway hydrostatic brakesRailway hydrodynamic brakesControl theoryBraking system

Owner:NANJING CRRC PUZHEN HAITAI BRAKE EQUIP CO LTD

Stereoscopic garage alarm device

InactiveCN109252716AEasy to operateAvoid collisionAnti-collision systemsParkingsMicrocontrollerMicrocomputer

Owner:徐州恒奥立体车库有限公司

High alloy iron-based self-fusing powder

InactiveCN108220754AQuality assuranceHigh hardnessSurface layerEconomic benefits

Owner:宁波华帆金属材料科技有限公司

Method and device for processing sapphire crystal growth furnace tungsten heating body and recycling metallic molybdenum

PendingCN107858534AUniform diameterExtended service lifeAfter-treatment apparatusNonferrous metalPhysical chemistry

Owner:HARBIN AURORA OPTOELECTRONICS TECH

Microbial inoculum for repairing amino benzenes polluted water and its preparation method and using method

InactiveCN101165167AContinuously strengthen the purification effectCutting costsBacteriaMicroorganism based processesHigh concentrationAeromonas

Owner:SHENYANG INST OF APPL ECOLOGY CHINESE ACAD OF SCI

Test method based on IEC60870-5-101 protocol of telecontrol device

InactiveCN105656720AImprove work efficiencyData switching networksTransmission channelCommunication device

Owner:YUNNAN POWER GRID CO LTD ELECTRIC POWER RES INST +1

Compression algorithm selection method, device and equipment

ActiveCN110334124AEasy to compressImprove reliabilityData miningStructured data retrievalAlgorithmAlgorithm Selection

Owner:TENCENT TECH (SHENZHEN) CO LTD

Blood-activating and whitening substitutional tea and preparation method thereof

InactiveCN111418684ASimple recipeEasy to carryTea substituesDermatological disorderRose hipCrocin

Owner:邓连意

Gear shifting system of outboard engine

InactiveCN103363087AMake sure to start in neutralNeutral smoothPropulsion power plantsOutboard propulsion unitsEngineeringCam

Owner:MERCURY MARINE TECH (SUZHOU) CO LTD

Method for performing vacuum freeze drying on kiwi fruits

InactiveCN105638858AGreat tasteEasy to storeFruit and vegetables preservationActinidiaFreeze-drying

Owner:CHONGQING DINGCHUAN ECOLOGICAL AGRI DEV CO LTD

Clamping groove type modular smart lamp pole structure and application method thereof

PendingCN109764314AAchieve high integrationThe waterproof level is not lowLighting support devicesLighting elementsEngineeringFunctional module

Owner:ZHEJIANG JINGRI LIGHTING TECH

Efficient denitrification aerobic denitrification strain and application thereof

PendingCN114806919AImprove denitrification effectControl eutrophicationTreatment using aerobic processesBacteriaConstructed wetlandTotal nitrogen

Owner:KUNMING UNIV OF SCI & TECH

Drying box capable of taking and placing experiment vessels conveniently

InactiveCN111351320AEasy to put inEasy to take outDrying chambers/containersDrying solid materialsElectric machineryEngineering

Owner:陕西青科创科技工程有限责任公司

Novel display box and apparatus having the same

InactiveCN108963568AAvoid enteringExtended service lifeCouplings bases/casesEngineeringSlide plate

Owner:广州诺绰信息技术有限公司

Periodical stimulation and solid fermentation process of producing marsh gas with straw and city refuse

InactiveCN1403396AIncrease profitEfficient use ofSolid waste disposalWaste based fuelGas phaseEngineering

Owner:INST OF PROCESS ENG CHINESE ACAD OF SCI

Intelligent lock

ActiveCN108005489AThe overall thickness is thinWith multiple locking protectionBuilding locksEngineeringTongue body

Owner:HUITAILONG DECORATION MATERIAL YUEXIU DIST GUANGZHOU

Railway crossing barrier remote control system and method

ActiveCN106428129AImprove work efficiencyManual systemsRoad traffic warning meansAutomatic controlControl system

Owner:MAANSHAN IRON & STEEL CO LTD

Appetizing bean and preparation method thereof

PendingCN112890107ARich tasteUnique tasteFood scienceBiotechnologyMonosodium glutamate

Owner:杨龙兴

Slag-free track plate insulated checking method and insulated checking device

InactiveCN101078744AEnsure consistencyReduce testing costsResistance/reactance/impedenceElectrical resistance and conductanceTrackway

Owner:CHINA RAILWAY NO 17 BUREAU GRP +1

Cellphone placing support

InactiveCN109246269ASimple structureEasy to useTelephone set constructionsCooling/ventilation/heating modificationsEngineeringSupport plane

Owner:顾中

Medicine for treating scalds

InactiveCN105560954ANo side effectsNo dependencyDermatological disorderPlant ingredientsPoterium sanguisorbaSesame Oils

Owner:王国成

Inflatable lift net capable of conveniently collecting fishes and utilizing solar trap lamp for trapping

PendingCN108371151AEasy to manufactureEasy to catchFishing netsInsect catchers and killersTrappingBuoy

Owner:新乡市绿色园林新能源有限公司

Novel hand dryer

InactiveCN104013345ANot easy to loseSave manpower for cleaningDomestic applicationsHand sanitizerCarton

Owner:KUNSHAN BENXIN PRECISION MOLD

Osteomyelitis disease analysis method based on medical image registering

ActiveCN108447044ASolve the problem that it is difficult to judge subtle lesionsEarly detection of uncured lesionsImage enhancementImage analysisDiseaseAnalysis method

Owner:SICHUAN UNIV

Bunched pipe curtain structure and construction method thereof

PendingCN111636897AAvoid damagePrevent rustUnderground chambersTunnel liningPre stressCement paste

Owner:SHANGHAI TUNNEL ENG CO LTD

Direct sowing machine and operation method thereof

ActiveCN110692326AImprove work efficiencyReduce operating costsPlantingAgriculture gas emission reductionAgricultural engineeringMachine

Owner:CHANGSHA SUNLIGHT AGRI MACHINERY FACILITIES

Efficient dust removal type laser cutting machine for machining thick metal plates

InactiveCN111136388AEnsure safetyHealth effectsLaser beam welding apparatusDust controlStructural engineering

Owner:李光普

Current transformer capable of collecting sine waves and half-wave rectified current

InactiveCN106997803ASuperior Electrical PerformanceImprove electrical performanceTransformersTransformers/inductances casingsEngineeringAlternating current

Owner:湖北鸿丰巍电器设备有限公司

Distribution system and distribution unit

InactiveCN103872674AReduce volumePrevent sprayingCoupling device detailsThree-or-more-wire dc circuitsElectric power distributionDistribution power system

Owner:HUAWEI TECH CO LTD

Garbage crushing device for garbage power generation

ActiveCN110124813AQuick smashPractical to useGrain treatmentsFixed frameGear wheel

Owner:光大环保能源(沛县)有限公司

Assembly line for conducting automatic edge-folding, cutting and receiving on sheet materials on carrier tape

PendingCN112811228AFolding thin materialsArticle deliveryStructural engineeringAssembly line

Owner:LINGSHENGCHENG TECH JIANGSU CO LTD

Identity authentication method and device

ActiveCN106487511AImprove securityImprove convenienceUser identity/authority verificationDigital data protectionPaymentDigital signature

Owner:ADVANCED NEW TECH CO LTD

Master-slave synchronization method and device, master server and storage medium

ActiveCN108197170AEnsure consistencyImprove synchronization efficiencySpecial data processing applicationsDatabase backupMaximum displacement

Owner:WUBA

Method for detecting physical characteristics of nano-scale soot microparticles and application of method

ActiveCN106525667AGuarantee authenticityAvoid damageNanoparticle analysisMicroparticleForce curves

Owner:TIANJIN UNIV

Low current detection

PendingCN113544478AGood signal-to-noise ratio (SNR) performanceMany degrees of freedomAnalogue conversionPhotometry electrical circuitsLight sensingFrequency conversion

Owner:AMS SENSORS GERMANY GMBH

Self-heating type rapid hydrogen supply device

InactiveCN113464839APromote productionQuick releaseVessel mounting detailsVessel geometry/arrangement/sizeHydrogen valveWater storage

Owner:GRIMAT ENG INST CO LTD

High-precision clock synchronization method for 5G smart power grid

PendingCN114337980ASolve the demand for nanosecond-level clock synchronization accuracyLarge frequency pulling capacityCircuit arrangementsSynchronising arrangementVideo monitoringClock drift

Owner:HENNAN ELECTRIC POWER SURVEY & DESIGN INST

Understanding system of human behaviors in intelligent space and application of understanding system

InactiveCN103399638AAchieve understandingMake up for the inconvenienceInput/output for user-computer interactionGraph readingInformation processingHuman behavior

Owner:SHANDONG UNIV

Monitoring device with optical camera and laser radar sensor functions

PendingCN112147634AHigh resolutionEasy accessElectromagnetic wave reradiationCamera moduleQuantum radar

Owner:SHENZHEN DEEPROUTE AI CO LTD

Movie file playback and secondary storage method suitable for ultrasonic diagnostic equipment

ActiveCN101732072AEasy and flexible operationEasy to operateUltrasonic/sonic/infrasonic diagnosticsInfrasonic diagnosticsComputer hardwareReverse order

Owner:CHISON MEDICAL TECH CO LTD

Instrument analysis sensory evaluation system for old hotpot beef tallow sample

InactiveCN113252857AFast and Accurate Sensory EvaluationTesting foodProcess engineeringBeef Tallow

Owner:GUANGHAN MAIDELE FOOD CO LTD

Lightweight brain tumor segmentation method based on depth separable convolution

PendingCN112686905AIncrease punishmentEffectively balance training intensityImage analysisNeural architecturesPattern recognitionRadiology

Owner:TIANJIN UNIV

Puncture site pressing device after cerebrovascular intervention

InactiveCN109044464ARelieve discomfortReduce workloadSurgeryAuscultationMedicine

Owner:徐隋意

Electrotinning additive and preparation method thereof

InactiveCN109594107AReduce surface tensionGood dispersionAlcoholEthylene oxide

Owner:南通赛可特电子有限公司

Deep reinforcement learning robust training method and device based on neuron coverage rate

PendingCN113298255AImprove robustnessFull logic coverageCharacter and pattern recognitionNeural learning methodsAlgorithmNeuron covering

Owner:ZHEJIANG UNIV OF TECH

Laser melt electrostatic direct writing device applied to high-melting-point material and method

ActiveCN112793154AAuxiliary endothermicManufacturing platforms/substratesFilament/thread formingLaser transmitterSpinning

Owner:HUBEI UNIV OF TECH +1

Novel storage case

InactiveCN102152884AOrganizedSimple structureInternal fittingsEngineeringMechanical engineering

Owner:周梅永

Method for manufacturing porous nickel powder by electro-deposition of Ni-Al-Mg-Li alloy

InactiveCN102912383AImprove current efficiencyReduce energy consumptionHigh energyManganese

Owner:NANJING UNIV OF TECH

Noble metal catalyst with activated carbon confinement and preparation method and application thereof

InactiveCN110380069AHigh catalytic activityImprove stabilityMaterial nanotechnologyCell electrodesAlloyOxygen

Owner:UNIV OF SCI & TECH OF CHINA

Laser marking machine capable of positioning focus rapidly and focus positioning method

InactiveCN105034607AEasy to processPrecise positioningPrintingComputer control systemEngineering

Owner:张家港市旭华激光有限公司

Method for searching electronic components based on speech recognition

InactiveCN108831482AReal-timeAccurate and fast searchSpeech recognitionService provisionSpeech identification

Owner:深圳市云采网络科技有限公司

Cold energy recovering type variable-capacity air-source heat pump system

ActiveCN106871479AEnergy-efficient operationImprove operational efficiencyMechanical apparatusHeat pumpsPlate heat exchangerHigh energy

Owner:JIANGSU TENESUN ELECTRICAL APPLIANCE

Idle clutch safe lock

ActiveCN105971401ADoes not affect the structureAvoid breakageCylinder locksEngineeringClutch

Owner:万佳安防科技有限公司

Electrical heating moxibustion head

InactiveCN106265048APrevent the problem of easy sheddingLow thermal conductivityDevices for heating/cooling reflex pointsElectricityThermistor

Owner:HUANGSHI XINMA ELECTRONICS TECH

Image convolutional neural network style migration method based on local and global optimization fusion

InactiveCN110111291AGood detailReduce or avoid migration errorsImage enhancementImage analysisFeature extractionNetwork model

Owner:HENGYANG NORMAL UNIV

Solar panel for new energy water heater

ActiveCN110887250ABurn out preventionIncrease light intensitySolar heating energyCollector sealing meansNew energyPhysics

Owner:SHANDONG CHENNENG ENERGY TECH CO LTD

Method and system for verifying authenticity of thermal transfer ribbon cartridge on thermal transfer printing device

ActiveCN106485292AShorten the timeLow costInk ribbon cartridgesCo-operative working arrangementsComputer hardwareProcess mechanism

Owner:CHONGQING PINSHENG TECHNOLOGY CO LTD

Resource scheduling method and device and storage medium

PendingCN114691279AEasy to useImprove internal responsivenessProgram initiation/switchingResource allocationDistributed computingVirtual machine scheduling

Owner:SANGFOR TECH INC

Manufacturing method for anilox roller with tungsten carbide coating layer

InactiveCN109825790AHigh bonding strengthNot easy to fall offMolten spray coatingPorosityWave shape

Owner:GUANGDONG INST OF NEW MATERIALS +1

Anti-displacement optical fiber vibration detection security early warning monitoring system for cable well

ActiveCN113763656AImprove installation efficiencyEasy to installBurglar alarm by disturbance/breaking stretched cords/wiresElectrical connectionMonitoring system

Owner:NINGBO LVYOUNG HIGH TECH ELECTRICAL TECH CO LTD

Novel fixed bed adsorption tower

ActiveCN111925839ARealize automatic cleaningEasy to disassembleGas dust removalFixed bedDust control

Owner:中琉科技有限公司

Photovoltaic station rainwater recycling device

ActiveCN112429863AEasy to collectReduce occupancySewerage structuresTreatment involving filtrationEnvironmental engineeringFilter material

Owner:保定市水土保持试验站

Hydraulic carrying device and method for material transportation

InactiveCN111452858AImprove stabilityUnloading effectHand carts with multiple axesHand cart accessoriesRolloverGear wheel

Owner:王正菊

Method for manufacturing glass ceramic molded body

ActiveCN113698082AReduce the difficulty of 3D thermal processingReduce the difficulty of thermal processingGlass reforming apparatusGlass productionHot workingGlass-ceramic

Owner:CDGM OPTICAL GLASS

Alignment apparatus

InactiveCN1605015AUsing optical meansLight beamClassical mechanics

Owner:沃尔特·利弗 +1

PCB fixture turnover car

PendingCN110758510AEasy to classifyNo collisionHand carts with multiple axesHand cart accessoriesVehicle frameControl theory

Owner:苏州千律工业设备有限公司

Preparation method of sectional chemical milling sample plate

ActiveCN110321607AImprove molding cycle efficiencySimple designDesign optimisation/simulationSpecial data processing applicationsSoftwareChemical milling

Owner:JIANGXI HONGDU AVIATION IND GRP

Unit, transformer and auxiliary machine state monitoring and intelligent early warning methods

ActiveCN112885047AAccurate early warning of trends in multi-dimensional monitoring indicatorsImprove timelinessMeasurement devicesHydro energy generationTransformerMonitoring system

Owner:HUNAN WULING POWER TECH CO LTD +1

Supporting device of crane

InactiveCN110630852AEfficiency functions for easy replacementProtection wearNon-rotating vibration suppressionLoad-engaging elementsEngineering

Owner:徐州市凯诺机械有限公司

Novel dovetail groove guide fixture

InactiveCN102496654APrevent looseningImprove efficiencyFinal product manufactureSemiconductor devicesEngineeringInverted t

Owner:JIANGSU MEIKE SILICON ENERGY

Cell phone key pressing device

InactiveCN102646529AIncrease the pressing speedImprove efficiencyElectric switchesKey pressingEngineering

Owner:昆山威茂电子科技有限公司

Novel spiral label reel pipe slitting integrated machine

InactiveCN109850654AConvenient double-sided glueGuaranteed tensionArticle deliveryWebs handlingColor markerPulp and paper industry

Owner:LANGFANG JUNXING YIMEI PACKAGING PROD CO LTD

Solid shaft encoder with built-in grating table

InactiveCN111256736ASimple structural designStable structureConverting sensor output opticallyGratingMechanical engineering

Owner:上海牮德光电有限公司

Variable geometry truss driven rod for octahedral truss unit

ActiveCN103233956AHigh strengthIncrease stiffnessRod connectionsBall bearingAdhesive

Owner:SHANGHAI JIAO TONG UNIV

Tea residue feed additive and preparation method thereof

InactiveCN104472879AReduce pollutionEasy to prepareAnimal feeding stuffSocial benefitsFeed additive

Owner:FUJIAN AGRI & FORESTRY UNIV

Coin fixed value sorting device and application method thereof

InactiveCN106056736AEasy to countSimple structureCoin/paper handlersEngineering

Owner:XIAMEN UNIV TAN KAH KEE COLLEGE

Manufacturing process of woven suspended ceiling plate for suspended ceiling

InactiveCN112177228AFireproofScratch-resistant and wear-resistantCeilingsMechanical engineeringDropped ceiling

Owner:江苏邦得绿建装饰有限公司

Goods loss determination method, device and equipment, storage medium and anti-loss device

PendingCN111861297ALogisticsLocation information based serviceTime informationLogistics management

Owner:BEIJING JINGDONG ZHENSHI INFORMATION TECH CO LTD

Super-hydrophobic surface coating and preparation method thereof

InactiveCN108047884AImprove production efficiencyGood self-cleaningEpoxy resin coatingsElectrically-conductive paintsEpoxyCarbon nanotube

Owner:UNIV OF SCI & TECH BEIJING

Transparent single-component low-temperature curing adhesive and preparation method thereof

InactiveCN112852370AResolution timeLow costMacromolecular adhesive additivesEpoxy resin adhesivesAdhesive cementPolymer science

Owner:东莞市帆朗电子科技有限公司

Method for quantitatively analyzing cell nucleus DNA in tissue slice

PendingCN112712854AVersatilityBiostatisticsProteomicsPathology diagnosisBiomedical engineering

Owner:FUDAN UNIV

Intensive black and odorous water body treatment device and method

InactiveCN107285481AIncrease dissolved oxygenGeneral water supply conservationBiological treatment apparatusElectricitySewage

Owner:CEEP CO LTD

Power supply selection circuit with floatable input

ActiveCN113852182ASimple structureNo static powerPower network operation systems integrationInformation technology support systemHemt circuitsControl theory

Owner:CHENGDU ANALOG CIRCUIT TECH INC

Faceted FINFET

ActiveCN103915495ASemiconductor/solid-state device manufacturingSemiconductor devicesEngineeringHydrogen annealing

Owner:TAIWAN SEMICON MFG CO LTD

Elbow and knee joint traction rehabilitation robot and line wheel thereof

ActiveCN106074072AShorten recovery timeChiropractic devicesKnee JointEngineering

Owner:HARBIN TIANYU REHABILITATION MEDICAL ROBOT CO LTD

Relay control circuit

InactiveCN106158510AWork reliablyLow costRelaysPull in voltageEngineering

Owner:SUZHOU ZHIKA INTELLIGENT TECH

Method for collecting geographic information of pipe network resources system based on GIS (Geographic Information System)

PendingCN114064833AEasy accessAvoid the possibility of errorDatabase updatingDatabase management systemsEngineeringData mining

Owner:CHINA YOUKE COMM TECH