Sewoo Electronic was an engineering company specializing in the development and production of industrial high-frequency welding machines and automation equipment. Its focus included general high-frequency welding and drying high-frequency equipment, with a strong emphasis on machinery integrated with factory automation systems. The company provided high-frequency welding solutions for various industrial sectors, accumulating significant technology and know-how. As of 2025, the company is in a state of closure.SewooElectronicwasanengineeringcompanyspecializinginthedevelopmentandproductionofindustrialhigh-frequencyweldingmachinesandautomationequipment.Itsfocusincludedgeneralhigh-frequencyweldinganddryinghigh-frequencyequipment,withastrongemphasisonmachineryintegratedwithfactoryautomationsystems.Thecompanyprovidedhigh-frequencyweldingsolutionsforvariousindustrialsectors,accumulatingsignificanttechnologyandknow-how.Asof2025,thecompanyisinastateofclosure.
Key Products/TechnologiesKeyProducts/Technologies
General Welding Machine (Models: SW-AS, SW-TS): Featuring a precise C-type press structure and a pedal device for easy mold attachment and product positioning. Enhanced user convenience through mold protection, overcurrent protection, safety devices, and an automatic timer.GeneralWeldingMachine(Models:SW-AS,SW-TS):FeaturingapreciseC-typepressstructureandapedaldeviceforeasymoldattachmentandproductpositioning.Enhanceduserconveniencethroughmoldprotection,overcurrentprotection,safetydevices,andanautomatictimer.
Automatic Foil Welding Machine (Model: SW-MG): Equipped with an automatic foil feeding function, specialized for gold and silver foil stamping processes on items like diaries.AutomaticFoilWeldingMachine(Model:SW-MG):Equippedwithanautomaticfoilfeedingfunction,specializedforgoldandsilverfoilstampingprocessesonitemslikediaries.
Blister Welding Machine (Models: SW-MB, SW-HB, SW-MBS): Incorporating a heater device on the upper electrode and versatile mold attachment for blister packaging, logo molding, and embossing applications.BlisterWeldingMachine(Models:SW-MB,SW-HB,SW-MBS):Incorporatingaheaterdeviceontheupperelectrodeandversatilemoldattachmentforblisterpackaging,logomolding,andembossingapplications.
Simultaneous Welding & Cutting Machine (Model: SW-MY): Capable of performing welding and cutting operations concurrently for increased process efficiency.SimultaneousWelding&CuttingMachine(Model:SW-MY):Capableofperformingweldingandcuttingoperationsconcurrentlyforincreasedprocessefficiency.
Full Automatic Feeding & Welding Machine (Model: SW-AF): An automated system ideal for mass production of items such as albums, passbook cases, and book covers. Benefits include reduced time and labor, enhanced safety, simplicity, and operational efficiency. Specifications include a maximum high-frequency output of 7.5kW, an oscillation frequency of 27.12MHz, and a maximum pressing force of 471Kgf.FullAutomaticFeeding&WeldingMachine(Model:SW-AF):Anautomatedsystemidealformassproductionofitemssuchasalbums,passbookcases,andbookcovers.Benefitsincludereducedtimeandlabor,enhancedsafety,simplicity,andoperationalefficiency.Specificationsincludeamaximumhigh-frequencyoutputof7.5kW,anoscillationfrequencyof27.12MHz,andamaximumpressingforceof471Kgf.
Tent (Tarpaulin) Welding Machine (Models: SW-MT, SW-RT): Designed with ample working space for processing large materials like tents, truck tarpaulins, oil bags, and banners. Recommended for fast and powerful high-frequency welding. Features a maximum high-frequency output of 7.5kW and an oscillation frequency of 27.12MHz.Tent(Tarpaulin)WeldingMachine(Models:SW-MT,SW-RT):Designedwithampleworkingspaceforprocessinglargematerialsliketents,trucktarpaulins,oilbags,andbanners.Recommendedforfastandpowerfulhigh-frequencywelding.Featuresamaximumhigh-frequencyoutputof7.5kWandanoscillationfrequencyof27.12MHz.
Large-Sized Automatic Welding Machine (Models: SW-AM, SW-TM, SW-AM-2H): Specialized automated machinery for the welding of large-sized products.Large-SizedAutomaticWeldingMachine(Models:SW-AM,SW-TM,SW-AM-2H):Specializedautomatedmachineryfortheweldingoflarge-sizedproducts.
Automotive Interior Welding Machine (Model: SW-AC): Custom-designed for specific welding applications, particularly in automotive interior materials.AutomotiveInteriorWeldingMachine(Model:SW-AC):Custom-designedforspecificweldingapplications,particularlyinautomotiveinteriormaterials.
Core Technologies: Extensive development and know-how in RF (Radio Frequency) related technologies. Expertise in high-frequency welding based on dielectric heating, enabling strong and rapid bonding of various materials such as PVC, PU, TPU, PEVA, EVA, and PETG. A strong focus on developing machinery integrated with factory automation systems.CoreTechnologies:Extensivedevelopmentandknow-howinRF(RadioFrequency)relatedtechnologies.Expertiseinhigh-frequencyweldingbasedondielectricheating,enablingstrongandrapidbondingofvariousmaterialssuchasPVC,PU,TPU,PEVA,EVA,andPETG.Astrongfocusondevelopingmachineryintegratedwithfactoryautomationsystems.
Core AdvantagesCoreAdvantages
Specialized technical expertise and extensive experience in industrial high-frequency welding and automation machinery.Specializedtechnicalexpertiseandextensiveexperienceinindustrialhigh-frequencyweldingandautomationmachinery.
Customized manufacturing capabilities tailored to diverse customer requirements, especially for specialized applications like automotive interiors.Customizedmanufacturingcapabilitiestailoredtodiversecustomerrequirements,especiallyforspecializedapplicationslikeautomotiveinteriors.
Continuous new product development driven by accumulated RF technology and proprietary know-how.ContinuousnewproductdevelopmentdrivenbyaccumulatedRFtechnologyandproprietaryknow-how.
Integration with factory automation systems, leading to optimized production processes and enhanced efficiency.Integrationwithfactoryautomationsystems,leadingtooptimizedproductionprocessesandenhancedefficiency.
High performance and maximum efficiency of high-frequency welding machines across various operating environments.Highperformanceandmaximumefficiencyofhigh-frequencyweldingmachinesacrossvariousoperatingenvironments.
The key advantage of high-frequency welding technology, offering rapid and powerful bonding within seconds.Thekeyadvantageofhigh-frequencyweldingtechnology,offeringrapidandpowerfulbondingwithinseconds.
Attainment of ISO 9001:2015 quality management system certification, ensuring product reliability and quality.AttainmentofISO9001:2015qualitymanagementsystemcertification,ensuringproductreliabilityandquality.
A broad product model lineup and wide range of industrial applications, demonstrating strong market responsiveness.Abroadproductmodellineupandwiderangeofindustrialapplications,demonstratingstrongmarketresponsiveness.
Target IndustrieTargetIndustrie
Automotive Industry: Welding and processing of automotive interior materials.AutomotiveIndustry:Weldingandprocessingofautomotiveinteriormaterials.
Packaging Industry: Blister packaging, 'Gettobashi' packaging, and other packaging material bonding.PackagingIndustry:Blisterpackaging,'Gettobashi'packaging,andotherpackagingmaterialbonding.
Textile and Tarpaulin Industry: Processing large fabrics and waterproof materials such as tents, truck tarpaulins, oil bags, and banners.TextileandTarpaulinIndustry:Processinglargefabricsandwaterproofmaterialssuchastents,trucktarpaulins,oilbags,andbanners.
Medical Industry: Production and bonding of medical products.MedicalIndustry:Productionandbondingofmedicalproducts.
Stationery and Toy Industry: Manufacturing of albums, passbook cases, book covers, general stationery, and toy products.StationeryandToyIndustry:Manufacturingofalbums,passbookcases,bookcovers,generalstationery,andtoyproducts.
Household Goods Industry: Production of various air products (including portable swimming pools) and general household items.HouseholdGoodsIndustry:Productionofvariousairproducts(includingportableswimmingpools)andgeneralhouseholditems.
Footwear Industry: Bonding and processing of shoe components.FootwearIndustry:Bondingandprocessingofshoecomponents.
Label Industry: Production of label products.LabelIndustry:Productionoflabelproducts.
Major MarketsMajorMarkets
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Certifications/PatentsCertifications/Patents
ISO 9001:2015 Quality Management System certification.ISO9001:2015QualityManagementSystemcertification.
Technological competitiveness based on the development and accumulation of RF (Radio Frequency) related technologies and know-how.TechnologicalcompetitivenessbasedonthedevelopmentandaccumulationofRF(RadioFrequency)relatedtechnologiesandknow-how.
Expertise in high-frequency dielectric heating technology for strong and rapid bonding of various materials like PVC and PU.Expertiseinhigh-frequencydielectricheatingtechnologyforstrongandrapidbondingofvariousmaterialslikePVCandPU.