About SeoJin System


SeoJin System has strategically evolved to provide unmatched manufacturing services and products.

big facilities + big capabilities = maximum possibilitiesIn-house production capability is a SeoJin key strength. Spacious facilities with state-of-the-art production equipment enable process completion in-house with benefits of lower production cost, reduced lead times, strict quality control and transportation reduction.

SeoJin history
SeoJin Timeline

Growth & Strength

SeoJin System was founded in 1996 and is now poised to be a major player in the competition for global OEM business. Our recently completed state-of-the-art factory in Hanoi, Vietnam has enabled us to increase production capacity by more than 300%. Our facility is fully equipped for on-site die casting, machining, sanding, plating, coating and assembly. offering customers a total mechanical solution.

SeoJin Headquarters
SeoJin Headquarters
Precision Manufacturing Equipment
SeoJin history
At our facility in Vietnam, aluminum ingot, die casting, sheet metal fabrication, wet/dry painting, fully automated plating, polishing, CNC machining, cable assemblies, electronic assemblies and sealing for metal housing production and processes are all available in one building.

Our CEO's Message

The Art Of Manufacturing

"Manufacturing is an industrial art. Fine-tuning the production setup, process, workmanship and finishing requires expertise and knowledge honed through decades of experience. SeoJin System sets the bar high. We are able to out-produce and outperform our competitors through a company-wide commitment to manufacturing excellence instilled in every member of our organization. "

– Jun Dong Kyu, SeoJin CEO


Structured for Growth

  • Motivated and adaptable workforce
  • Young demographics (age 0-30: 63%)
  • Low cost infrastructure
  • Attractive local government support
  • Easy logistics
  • Industrialized cluster forming in Vietnam

Operational Excellence

Determined to Succeed

Implementation of robust OE principles:

  • Investment
  • Continuous improvement
  • Benchmark
  • Motivation
  • Employee commitment

Our Mission

Unwavering Standards

Each organization within SeoJin System operates with the common goal of providing superior products and services, competitively priced, with exceptional value, quality and integrity. SeoJin strives to be the world's best manufacturing partner and provider of custom and standard mechanical device solutions to the benefit of our customers.

Your Manufacturing Partner

Reasons to choose SeoJin for your project:

  • Industry-leading technology
  • Competitive pricing
  • Integrity and trust
  • Investment in research and development
  • Engineering experience and expertise
  • Unparalleled manufacturing capability
  • Quality and reliabiity


SeoJin operations are quality certified.

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ISO 14001
ISO 9001
ISO TS16949

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