Dong-A Hwa Sung Co., Ltd. is a high-tech rubber parts specialist established in 1974. The company primarily produces and supplies rubber parts for automobiles, home appliances, and eco-friendly industrial applications. It focuses on continuous investment in new material development, product quality improvement, and technological advancements for sustained growth. Notably, the company is a leader in the future mobility and eco-friendly energy markets through its development of electric and hydrogen vehicle components and hydrogen fuel cell systems.Dong-AHwaSungCo.,Ltd.isahigh-techrubberpartsspecialistestablishedin1974.Thecompanyprimarilyproducesandsuppliesrubberpartsforautomobiles,homeappliances,andeco-friendlyindustrialapplications.Itfocusesoncontinuousinvestmentinnewmaterialdevelopment,productqualityimprovement,andtechnologicaladvancementsforsustainedgrowth.Notably,thecompanyisaleaderinthefuturemobilityandeco-friendlyenergymarketsthroughitsdevelopmentofelectricandhydrogenvehiclecomponentsandhydrogenfuelcellsystems.
Key Products/TechnologiesKeyProducts/Technologies
Automotive Rubber Parts: Gaskets for internal combustion engines, Air Intake Hoses, Intercooler Pipes, and other products enhancing engine performance and longevity. Vehicle intake hoses hold a leading global market share of 14.1%.AutomotiveRubberParts:Gasketsforinternalcombustionengines,AirIntakeHoses,IntercoolerPipes,andotherproductsenhancingengineperformanceandlongevity.Vehicleintakehosesholdaleadingglobalmarketshareof14.1%.
Electric Vehicle (EV) Rubber Parts: EV battery pack module gaskets, cooling hoses, seals, and other components for battery protection and cooling functions. Battery pack case gaskets hold a dominant global market share of 13.8%.ElectricVehicle(EV)RubberParts:EVbatterypackmodulegaskets,coolinghoses,seals,andothercomponentsforbatteryprotectionandcoolingfunctions.Batterypackcasegasketsholdadominantglobalmarketshareof13.8%.
Hydrogen Vehicle and Hydrogen Fuel Cell Parts: Intake/exhaust hoses for hydrogen vehicles, and separator-integrated gaskets for hydrogen fuel cell stacks. Through its subsidiary Dong-A Fuel Cell, the company is developing and commercializing 5kW high-temperature Polymer Electrolyte Membrane Fuel Cell (HT-PEMFC) systems.HydrogenVehicleandHydrogenFuelCellParts:Intake/exhausthosesforhydrogenvehicles,andseparator-integratedgasketsforhydrogenfuelcellstacks.ThroughitssubsidiaryDong-AFuelCell,thecompanyisdevelopingandcommercializing5kWhigh-temperaturePolymerElectrolyteMembraneFuelCell(HT-PEMFC)systems.
Home Appliance Rubber Parts: Drum washing machine door gaskets, providing vibration absorption, cushioning, and leak prevention. Advanced technology for mold-resistant and fragrance-emitting rubber materials. Various FOAM, FELT, non-woven fabric, and TAPE for gaskets and pads used in electronics, office equipment, semiconductors, and construction. Production capabilities for plastic parts for TVs and washing machines.HomeApplianceRubberParts:Drumwashingmachinedoorgaskets,providingvibrationabsorption,cushioning,andleakprevention.Advancedtechnologyformold-resistantandfragrance-emittingrubbermaterials.VariousFOAM,FELT,non-wovenfabric,andTAPEforgasketsandpadsusedinelectronics,officeequipment,semiconductors,andconstruction.ProductioncapabilitiesforplasticpartsforTVsandwashingmachines.
Eco-friendly Industrial Rubber Parts: Development and production of high-performance vibration damping materials combining rubber and asphalt. Over 40 years of accumulated core technologies in rubber products, including rubber compounding, molding, and design.Eco-friendlyIndustrialRubberParts:Developmentandproductionofhigh-performancevibrationdampingmaterialscombiningrubberandasphalt.Over40yearsofaccumulatedcoretechnologiesinrubberproducts,includingrubbercompounding,molding,anddesign.
Core AdvantagesCoreAdvantages
Over 40 years of business history and accumulated core technologies in rubber parts manufacturing. Possession of top-tier rubber compounding and structural design capabilities in Korea.Over40yearsofbusinesshistoryandaccumulatedcoretechnologiesinrubberpartsmanufacturing.Possessionoftop-tierrubbercompoundingandstructuraldesigncapabilitiesinKorea.
Establishment of a global production and export network. Global market penetration through 8-10 overseas subsidiaries in the USA, India, China, Russia, Mexico, Poland, Vietnam, and Japan.Establishmentofaglobalproductionandexportnetwork.Globalmarketpenetrationthrough8-10overseassubsidiariesintheUSA,India,China,Russia,Mexico,Poland,Vietnam,andJapan.
Successful expansion into future growth drivers: eco-friendly vehicles (EVs, hydrogen cars) and hydrogen fuel cell businesses. Leadership in key component markets such as EV battery pack gaskets and hydrogen vehicle intake/exhaust hoses.Successfulexpansionintofuturegrowthdrivers:eco-friendlyvehicles(EVs,hydrogencars)andhydrogenfuelcellbusinesses.LeadershipinkeycomponentmarketssuchasEVbatterypackgasketsandhydrogenvehicleintake/exhausthoses.
A stable business portfolio across automotive and home appliance sectors. Long-standing trust and supply records with major domestic and international clients like Hyundai-Kia Motors, GM, LG Electronics, and Samsung Electronics.Astablebusinessportfolioacrossautomotiveandhomeappliancesectors.Long-standingtrustandsupplyrecordswithmajordomesticandinternationalclientslikeHyundai-KiaMotors,GM,LGElectronics,andSamsungElectronics.
Continuous R&D investment and new material development capabilities. Efforts in technological innovation and product quality improvement through the operation of a specialized rubber technology research institute.ContinuousR&Dinvestmentandnewmaterialdevelopmentcapabilities.Effortsintechnologicalinnovationandproductqualityimprovementthroughtheoperationofaspecializedrubbertechnologyresearchinstitute.
Excellence in efficiency and quality management through production line automation and the implementation of a Fool Proof production system.ExcellenceinefficiencyandqualitymanagementthroughproductionlineautomationandtheimplementationofaFoolProofproductionsystem.
Target IndustrieTargetIndustrie
Automotive Industry (components for internal combustion engine vehicles, electric vehicles, hydrogen vehicles)AutomotiveIndustry(componentsforinternalcombustionenginevehicles,electricvehicles,hydrogenvehicles)
Home Appliance Industry (rubber and plastic components for washing machines, refrigerators, TVs, etc.)HomeApplianceIndustry(rubberandplasticcomponentsforwashingmachines,refrigerators,TVs,etc.)
Eco-friendly Energy Industry (hydrogen fuel cell systems and components)Eco-friendlyEnergyIndustry(hydrogenfuelcellsystemsandcomponents)
General Industrial Sector (industrial rubber parts)GeneralIndustrialSector(industrialrubberparts)
Electronics, Office Equipment, Semiconductor, and Construction Industries (various foams, felts, gaskets, and pads)Electronics,OfficeEquipment,Semiconductor,andConstructionIndustries(variousfoams,felts,gaskets,andpads)
Major MarketsMajorMarkets
China, India, Japan, VietnamChina,India,Japan,Vietnam
Poland, Czech RepublicPoland,CzechRepublic
USA, MexicoUSA,Mexico
Certifications/PatentsCertifications/Patents
Numerous quality management system certifications including ISO 9001, ISO 9002, KSA 9001, KSA 9002, and QS 9000. Preparation for ISO 14000 environmental management system certification.NumerousqualitymanagementsystemcertificationsincludingISO9001,ISO9002,KSA9001,KSA9002,andQS9000.PreparationforISO14000environmentalmanagementsystemcertification.
Acquisition of KS Mark for automotive window rubber products (1981) and water supply rubber products (1997).AcquisitionofKSMarkforautomotivewindowrubberproducts(1981)andwatersupplyrubberproducts(1997).
KC and KS certifications (2021) for its subsidiary Dong-A Fuel Cell's 5kW high-temperature Polymer Electrolyte Membrane Fuel Cell system. Pursuit of European CE certification.KCandKScertifications(2021)foritssubsidiaryDong-AFuelCell's5kWhigh-temperaturePolymerElectrolyteMembraneFuelCellsystem.PursuitofEuropeanCEcertification.
Possession of patent rights for rubber gasket manufacturing technology for fuel cells. Acquisition of a domestic patent (2018) related to 'Cell-Gasket Composite and its forming method and Redox Flow Battery including the Cell-Gasket Composite'.Possessionofpatentrightsforrubbergasketmanufacturingtechnologyforfuelcells.Acquisitionofadomesticpatent(2018)relatedto'Cell-GasketCompositeanditsformingmethodandRedoxFlowBatteryincludingtheCell-GasketComposite'.
Acquisition of a patent for 'Manufacturing device and method for automotive air intake pipes' for vehicle weight reduction and productivity improvement.Acquisitionofapatentfor'Manufacturingdeviceandmethodforautomotiveairintakepipes'forvehicleweightreductionandproductivityimprovement.
Acquisition of a patent for 'Automotive vibration damping material' to reduce noise and vibration in vehicles.Acquisitionofapatentfor'Automotivevibrationdampingmaterial'toreducenoiseandvibrationinvehicles.
Possession of a patent related to high-temperature PEMFC stacks. Acquisition of patents for mold-resistant and fragrance-emitting rubber materials for drum washing machine door gaskets.Possessionofapatentrelatedtohigh-temperaturePEMFCstacks.Acquisitionofpatentsformold-resistantandfragrance-emittingrubbermaterialsfordrumwashingmachinedoorgaskets.
A total of 10 patents related to rubber product manufacturing.Atotalof10patentsrelatedtorubberproductmanufacturing.
Introduction
Location
154-9 Yuha-ro, Gimhae, Gyeongsangnam-do, South Korea
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Information
154-9 Yuha-ro, Gimhae, Gyeongsangnam-do, South Korea