About DSP

  • DSP‘s cutting-edge technologies have opened a new world of human-centered “eco-friendly stainless steel.”
  • DSP is committed to the constant development of new stainless products that never fail to impress or meet the needs of the customers. Ever since its establishment in 1988, DSP has been constantly evolving with focus on producing only the best renown products. This work ethic and these values have remained at the heart of its business to this day.
  • DSP manufactures metal plate that combines the functional side based on cutting-edge technologies like high vacuum and organic-inorganic hybrid coating with design, using the ‘Roll to Roll’ method to significantly increase productivity and economical efficiency, DSP has created color stainless junction plate ‘INOXTEEL’ and other world-class products that have earned high praise from the customers.
  • We make constant efforts to offer our customers creative and innovative products. Our effort in production and research earns us a good reputation among our clients.



  • Establishment of DaiJin Metal
  • Successfully developed a stainless etching pipe


  • Built Plant 1 and relocated there.
  • Acquired a patent for etching patterning (No. 055802)


  • Acquired Q-Mark / Korea Testing & Research Institute


  • Confirmation of Venture Business / Korea Testing & Research Institute


  • Developed Titanium Gold Stainless.
  • Founded DaiJin Metal in China (an independent company)
  • Designated as a Promising Export Company / Small and Medium Business Administration


  • Purchased Plant 2
  • Developed etching silver stainless (pipe plate)
  • Acquired ISO 9002 certification


  • Non-welded stainless assembly door and frames developed.
  • Manufactured and installed cutting-edge high frequency arc ion plating equipment (Plant 1)


  • Purchased and expanded the current main plant.
  • Acquired ISO 9001-2000 certification


  • Company renamed to DaiJin DSP
  • Professional Construction Company Registration (metal structures and joinery)


  • Hybrid organic/inorganic hybrid NCCDeveloped Nano Ceramic Coating
  • Developed stainless pipe


  • Acquired a patent for prefabricated front door
  • Established DSP Dubai
  • Acquired Innovative Small & Medium Business certificate at INNOBIZ / Small and Medium Business Administration


  • Awarded a $1M Exporter Tower
  • European CE certificate


  • Developed tile stainless finish INOXTA
  • Established DSP Doha (Qatar)


  • Acquired a patent for stainless tiles and applied for a patent abroad
  • Cutting-edge high vacuum Roll to Roll titanium ion coating equipment Produced and installed Unit 1
  • Acquired a patent for the embo-pattern stainless roll sheet manufacturing method


  • Cutting-edge high vacuum Roll to Roll titanium ion coating equipment manufactured and installed Units 2 and 3
  • Acquired USA eco-friendly Green Guard Children & Schools Certification
  • Established DSP USA (USA) and DSP Philippines (Philippines)


  • Awarded 10 Million Dollar Export Tower
  • Registered as a specialized construction business operator (interior construction)


  • Changed company name to DSPI Co., Ltd.
  • Purchased and moved to the current office of Seoul branch (Pangyo)
  • INOXTA acquired patent in US, Japan and China


  • Selected as a Global Small Giant
  • Established DSP ALL TEC and purchased Yongin Plant


  • Developed the world's first ultra-thin stainless multi sheet and metal wallpaper
  • Acquired patent for manufacturing method of colored stainless steel plate(Patent No. 10-2014-0018987)
  • Completed Exhibition Center in Saudi Arabia (800 M²)