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서브비주얼 내용시작

History

Building on our experience and driven by passion for the future, we strive to create a brighter and more sustainable path through continuous innovation and social responsibility.

2026
  • Developed "Entov W" Architectural Wall Systems
  • Implemented "Ultra X260" Precision Center & Germany's "Klaes" Software Solution
  • Completed Construction of Factories 4 & 5
2025
  • Developed 3M "Entov" Series & High-Performance Tilt & Turn Windows
2023
  • Completed Construction of New HQ Plant 1
2022
  • Completed Factory 3 & Established Corporate R&D Center
2021
  • Achieved U-Value of 1.09 for 110mm Insulated Doors
  • Upcoming Launch of Factory 3
2019
  • Achieved U-Value of 1.31 for 90mm System Doors (26T Glass)
  • Established Factory 2
  • Patented "Loy" Manufacturing Process & Achieved U-Value of 0.653
  • Certified Condensation Resistance Test Results
  • Developed PJ Roll-Up Insect Screens
2018
  • Launched Production of System Door Line
  • Developed 'PVC laminated door’
  • Developed Pleated Insect Screens for Folding Doors
2017
  • Developed "Loy" Series & Achieved U-Value of 1.11 W/㎡·K
  • Launched Production of 3-panel Sliding Doors
  • Certified Thermal Transmittance for Insulated Folding Doors
2016
  • Expanded HQ Factory 1 & Developed Thermal Folding Door Systems
  • Developed High-Performance Thermal System Doors
2013
  • Incorporated and Rebranded as "Cheongju Metal PlusDoor"
  • Developed and Commenced Production of Folding Door Systems
  • Registered 4 New Entrance Door Designs
2012
  • Relocated and Expanded Headquarters
2008
  • Headquarters Expansion
  • Developed "NINE" Series Door Systems
  • Developed Azon Insulated Door Systems
1996
  • Relocated and Expanded Headquarters
  • Changed Company Name to "Cheongju Metal"
1991
  • Launched Premium Entrance Door Production
1988
  • Established Cheongju Jabara Factory