19741974
company establishment
Korea Oak Industries was established in February 1974 to quickly achieve the long-awaited localization of copper clad laminate (CCL), an important basic material for all electronics industries, and to advance into the global market.
19861986
Changed company name to Doosan Electro-Materials
In January 1986, the company name was changed from Korea Oak Industries to Doosan Electronics.
19881988
Completed Jeungpyeong Factory
In October 1988, the Jeungpyeong plant was built in North Chungcheong Province for full-scale domestic production of copper clad laminates (CCL).
19961996
Iksan plant completed
In August 1996, the Iksan plant was built in Jeollabuk-do to expand the production of phenolic copper clad laminates.
19981998
Acquisition of stocks of Kolon Electronics (Gimcheon Factory)
In July 1998, it acquired Kolon Electronics shares and expanded to the Gimcheon plant, which has grown to a global scale.
19981998
Merger with Doosan
In August 1998, Doosan was launched as Doosan Electronics by introducing the operating systems of BG and BU, and implemented a forward-looking advanced management system.
20042004
Completed FCCL Iksan Plant
In December 2004, the FCCL plant was built in the Iksan plant to diversify materials into flexible circuit boards.
20052005
Mass RAM 2nd factory completed
In June 2005, the second mass-ram plant was built in the Jeungpyeong plant, which can support the formation of high-density circuits.
20072007
SCM Innovation Project
We have secured competitiveness for the future by building the system necessary for SCM innovation and improving the company-wide process from production to sales.
20112011
Completion of the Changshu plant in China
We strengthened our global competitiveness by completing the first overseas production base in China, the Changshu plant.
20152015
China's Changshu plant turned to profit
Based on the FCCL business in Greater China, production continued to increase, and the Changshu plant in China turned into a profit.
20172017
Expansion of FR-4 and FCCL business
We expanded our business through business partnerships with major Chinese smartphone suppliers and expansion of entry.
20182018
Network and non-memory material business entry and expansion
We expanded the CCL business area based on the Greater China network board and overseas non-memory areas.
20202020
CCL core business diversification
We strengthened our business in the Greater China region by establishing a Greater China business division and expanded our business by diversifying applications in the CCL market.
20202020
New business diversification
We have secured competitiveness by discovering new business opportunities such as electronic component modules, automotive electronic materials, and energy materials.
20222022
Entered the 5G antenna module business
Through the antenna module business, which is a core material for 5G wireless repeaters based on beamforming antenna technology, the business area has been expanded to the communication module field.
20222022
Completion of Vietnam PFC plant
For the growth of the PFC field as an electronic material company, we built a factory in Hai Duong, Vietnam in 2022 and started mass production of PFC."
