Engineering Safety, Securing the Future
Specialized manufacturers of high-performance blast-proof, sound-proof, and fire-resistant security doors.
Quality First
CEO Message
"Since our founding in 1998, Kookmin Door has prioritized human safety above all. We understand that in critical environments, a door is more than just an entry point—it is a lifeline."
"Our commitment to 'Engineering Excellence' drives our team to push the boundaries of materials science. We don't just meet international safety standards; we define them."
Hong Gil-dong
CEO, Kookmin Door Ltd.
Our Purpose
Vision & Mission
Our core principles guide every weld, every design, and every safety test we conduct in our specialized labs.
Global Protection
To become the world's most trusted provider of security door solutions across all high-risk industries.
Engineering Excellence
Relentless pursuit of R&D to provide the highest decibel reduction and PSI resistance in the market.
Safety Commitment
Ensuring every product undergoes rigorous real-world simulation tests before installation.
Company Milestones
First specialized blast-proof door patent registered.
Awarded ISO 9001 and CE Safety Certifications.
Opened regional offices in Germany and Middle East.
Technical R&D Capabilities
Active Patents
In acoustic and ballistic shielding.
Sound Reduction
Industry leading noise cancellation ratings.
Blast Resistance
Highest certified PSI ratings for steel doors.
Global Trust
국민도어의 제품은 전 세계 주요 안전 인증을 통해 그 성능을 입증받았습니다. 우리는 타협 없는 품질로 신뢰를 쌓아갑니다.