SAE CHANG Co., Ltd. is a specialized manufacturer of retaining rings, precision washers, and snap rings established in 1987. The company specializes in producing mechanical components such as snap rings and fasteners using carbon tool steel. Its capabilities include developing and commercializing mechanical components for industrial machinery as well as the automotive sector. Recently, the company has diversified its product lines to include mechanical components for special vehicles, defense, railway, and semiconductor industries.SAECHANGCo.,Ltd.isaspecializedmanufacturerofretainingrings,precisionwashers,andsnapringsestablishedin1987.Thecompanyspecializesinproducingmechanicalcomponentssuchassnapringsandfastenersusingcarbontoolsteel.Itscapabilitiesincludedevelopingandcommercializingmechanicalcomponentsforindustrialmachineryaswellastheautomotivesector.Recently,thecompanyhasdiversifieditsproductlinestoincludemechanicalcomponentsforspecialvehicles,defense,railway,andsemiconductorindustries.
Key Products/TechnologiesKeyProducts/Technologies
The main product categories include standardized products and automotive parts, encompassing snap rings, washers, industrial parts, defense/aerospace parts, and semiconductor/construction/railway parts.Themainproductcategoriesincludestandardizedproductsandautomotiveparts,encompassingsnaprings,washers,industrialparts,defense/aerospaceparts,andsemiconductor/construction/railwayparts.
Snap ring products include high-performance snap rings, special snap rings, K-type retaining rings, C-type retaining rings, and concentric rings for shafts, among other standardized items.Snapringproductsincludehigh-performancesnaprings,specialsnaprings,K-typeretainingrings,C-typeretainingrings,andconcentricringsforshafts,amongotherstandardizeditems.
Washer products comprise precision washers and special washers, representing precision components.Washerproductscompriseprecisionwashersandspecialwashers,representingprecisioncomponents.
For automotive parts, the company develops and produces specialized rings and washers such as Fan Disks, 9-speed Transmission Separating Plates, and turbocharger Bevel Snaprings.Forautomotiveparts,thecompanydevelopsandproducesspecializedringsandwasherssuchasFanDisks,9-speedTransmissionSeparatingPlates,andturbochargerBevelSnaprings.
Key technologies include precision component manufacturing using carbon tool steel and proprietary snap ring design and production know-how.Keytechnologiesincludeprecisioncomponentmanufacturingusingcarbontoolsteelandproprietarysnapringdesignandproductionknow-how.
Since the establishment of its corporate research institute in 2011, the company has engaged in continuous R&D activities, including press forming, and lightweight component development using magnesium and aluminum materials.Sincetheestablishmentofitscorporateresearchinstitutein2011,thecompanyhasengagedincontinuousR&Dactivities,includingpressforming,andlightweightcomponentdevelopmentusingmagnesiumandaluminummaterials.
The company operates a real-time quality monitoring system across all processes and a precision quality management system based on 3D measurement and vision inspection.Thecompanyoperatesareal-timequalitymonitoringsystemacrossallprocessesandaprecisionqualitymanagementsystembasedon3Dmeasurementandvisioninspection.
It has also been recognized as an excellent smart factory enterprise, enhancing production efficiency through the establishment of a production information system.Ithasalsobeenrecognizedasanexcellentsmartfactoryenterprise,enhancingproductionefficiencythroughtheestablishmentofaproductioninformationsystem.
Core AdvantagesCoreAdvantages
Firstly, the company possesses proprietary technology and expertise in manufacturing snap rings and fasteners, accumulated since its establishment in 1987.Firstly,thecompanypossessesproprietarytechnologyandexpertiseinmanufacturingsnapringsandfasteners,accumulatedsinceitsestablishmentin1987.
Secondly, its comprehensive quality management capabilities are demonstrated through international standard certifications such as IATF16949, ISO9001, and ISO45001 for quality and occupational health and safety management systems.Secondly,itscomprehensivequalitymanagementcapabilitiesaredemonstratedthroughinternationalstandardcertificationssuchasIATF16949,ISO9001,andISO45001forqualityandoccupationalhealthandsafetymanagementsystems.
Thirdly, the company offers a broad product portfolio, ranging from industrial components to automotive, defense, semiconductor, and railway sectors, providing customized solutions tailored to client needs.Thirdly,thecompanyoffersabroadproductportfolio,rangingfromindustrialcomponentstoautomotive,defense,semiconductor,andrailwaysectors,providingcustomizedsolutionstailoredtoclientneeds.
Fourthly, a continuous quality innovation system focuses on real-time quality monitoring across all processes and defect prevention, aiming for 'Zero Defect'.Fourthly,acontinuousqualityinnovationsystemfocusesonreal-timequalitymonitoringacrossallprocessesanddefectprevention,aimingfor'ZeroDefect'.
Fifthly, the establishment of a corporate research institute in 2011 and ongoing R&D, including lightweight component development, secure its technological competitiveness.Fifthly,theestablishmentofacorporateresearchinstitutein2011andongoingR&D,includinglightweightcomponentdevelopment,secureitstechnologicalcompetitiveness.
Sixthly, consistent exports to international markets such as Germany, India, and other European countries represent a strategic expansion into global markets.Sixthly,consistentexportstointernationalmarketssuchasGermany,India,andotherEuropeancountriesrepresentastrategicexpansionintoglobalmarkets.
Target IndustrieTargetIndustrie
The company supplies essential mechanical components to the industrial machinery sector.Thecompanysuppliesessentialmechanicalcomponentstotheindustrialmachinerysector.
Its parts are applied across the automotive industry, including engine and transmission parts, turbochargers, and specialized vehicles.Itspartsareappliedacrosstheautomotiveindustry,includingengineandtransmissionparts,turbochargers,andspecializedvehicles.
For the defense and aerospace sectors, it provides specialized components such as motor cores, fuel pump motor parts, and cobalt/high-strength alloy-based parts.Forthedefenseandaerospacesectors,itprovidesspecializedcomponentssuchasmotorcores,fuelpumpmotorparts,andcobalt/high-strengthalloy-basedparts.
In the semiconductor and railway industries, precision mechanical components like Air Dampers, mounting plates, and structural support parts find application.Inthesemiconductorandrailwayindustries,precisionmechanicalcomponentslikeAirDampers,mountingplates,andstructuralsupportpartsfindapplication.
Furthermore, the company supplies various mechanical components for the construction sector.Furthermore,thecompanysuppliesvariousmechanicalcomponentsfortheconstructionsector.
Major MarketsMajorMarkets
IndiaIndia
Germany, Europe in generalGermany,Europeingeneral
Certifications/PatentsCertifications/Patents
The company has obtained IATF16949 and ISO9001 certifications related to quality management systems.ThecompanyhasobtainedIATF16949andISO9001certificationsrelatedtoqualitymanagementsystems.
It holds ISO45001:2018 certification for occupational health and safety management systems.ItholdsISO45001:2018certificationforoccupationalhealthandsafetymanagementsystems.
Environmental management system ISO14001:2025 certification is also among its achievements.EnvironmentalmanagementsystemISO14001:2025certificationisalsoamongitsachievements.
Additionally, it possesses SQ certification, a quality assurance for suppliers to Hyundai Motor Company and Kia Corporation.Additionally,itpossessesSQcertification,aqualityassuranceforsupplierstoHyundaiMotorCompanyandKiaCorporation.
The company has received a certificate of recognition for its corporate research institute from the Korea Industrial Technology Association.ThecompanyhasreceivedacertificateofrecognitionforitscorporateresearchinstitutefromtheKoreaIndustrialTechnologyAssociation.
Its history includes selection as an excellent smart factory enterprise through the establishment of a production information system.Itshistoryincludesselectionasanexcellentsmartfactoryenterprisethroughtheestablishmentofaproductioninformationsystem.
Regarding patents, specific patent numbers or names are not explicitly stated on the company's website, but efforts to secure technological competitiveness through continuous R&D and lightweight component development via its research institute are evident.Regardingpatents,specificpatentnumbersornamesarenotexplicitlystatedonthecompany'swebsite,buteffortstosecuretechnologicalcompetitivenessthroughcontinuousR&Dandlightweightcomponentdevelopmentviaitsresearchinstituteareevident.