History
TECHNOLOGY
FOR TOMORROW
Technology for a better future, made by SD FLEX
Company
A History of Growth Built on
Relentless Technological Innovation
Building on the technology and trusted quality accumulated since our founding in 2004, we continue to grow safely and sustainably.
2025-Present
A New Leap Forward2026
-
Adopted in Galaxy A series
-
Certified as a KOSHA Risk Assessment Workplace (4th time)
-
Adopted in Galaxy S / Foldable WPC (wireless charging)
-
Adopted in Company A phones
2025
-
Parent company changed: DuPont E&I Holding, Inc. → Qnity Electronics, Inc.
-
20 years without accidents
-
Minister of Employment and Labor Award for Industrial Accident Prevention
-
Adopted in Galaxy S series
-
Adopted in Company M AI smart glasses
-
Adopted in SDI battery modules
2014-2024
Expansion and Growth2024
-
MOU with Gumi Mental Health Welfare Center
-
Adopted in Samsung Display OLED modules
2023
-
Certified as a KOSHA Risk Assessment Workplace (3rd time)
-
Adopted in Galaxy Fold5 digitizer (bridge)
2022
-
Adopted in Galaxy Flip hinge
2021
-
Adopted in Galaxy Fold hinge
2020
-
Adopted in Company A MacBook
-
Certified as a KOSHA Risk Assessment Workplace (2nd time)
2019
-
Double Side FCCL Production Line Set Up
-
Adopted in Company A Antenna-M
2016
-
Certified as a KOSHA Risk Assessment Workplace (1st time)
2015
-
Adopted in Samsung Galaxy SUB-PBA and OLED-M
-
10 years without accidents
-
Adopted in Galaxy S6, Note4 and iPhone 6S
2014
-
MOU with Gyeongbuk Workers' Health Center for the company doctor program
-
Parent company changed: Cheil Industries → Samsung SDI
-
Adopted in Galaxy S5, Alpha, Apple Watch and iPhone 6
2004-2013
Founding and Foundation2013
-
ISO 14001 Environmental Management System certified
-
Certified as a KOSHA Risk Assessment Workplace
-
Patent registered for double-sided copper clad laminate manufacturing using casting and sputtering
-
Adopted in Galaxy S4, Note3 and iPhone 7S
2011
-
Approved by Samsung Display Division
-
Patents registered for double-sided laminates and EMI
2009
-
Approved by LG Electronics MC Division
2008
-
Approved by Samsung Electronics Mobile Division
-
ISO 9001:2000 certified
2006
-
Declared an accident-free workplace initiative
2005
-
Mass production of 2-layer FCCL began
2004
-
SD Flex founded (Samsung & DuPont JV)
-
Joint venture signing ceremony between Samsung (Cheil Industries) & DuPont