- 2019
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- 01Union Materials Vietnam Establish
- 2018
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- 05Ferrite Magnet IATF 16949 Transition
- 2017
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- 09Changed company name to Union Material Co., Ltd.
- 2015
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- 07World Class 300 specialist and global selection
- 2014
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- 12Pohang ferrite factory expansion
- 2012
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- 04Rare earth magnets substitute for property and Ferrite (XT material) production plant completed
- 2011
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- 11And rare earth magnets for alternative characteristic Ferrite (XT material) patent registration
- 12Tultek new subsidiary Union
- 2010
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- 08Government 10 core materials technology development projects (WPM) of ultra-high purity silicon carbide (SiC) development project participation
- 2009
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- 04Daegu factory ISO 14001 certification
- 09Korea Exchange listed securities market
- 2008
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- 11Award of a $ 50 million export
- 2007
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- 11TS 16949 certified factory in Daegu
- 2003
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- 02ISO 9001 for Fine Ceramics for industry (including cutting tool)
- 08Acquired TS 16949 and ISO 14001 for Ferrite Magnets
- 2002
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- 04Awarded Korea World-Class Product Award 2002 from Minister of Commerce, Industry and Energy
- 2001
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- 09Started to produce Zirconia Ferrule blank for optical communication
- 2000
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- 06Spun off Material Division including Ferrite Magnets and Fine Ceramics from Union Cement Industrial Company Ltd.
- 08QS9000 and ISO9001 for Ferrite Magnets re-confirmed
- 1997
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- Acquired QS 9000 for Ferrite Magnets
- 1995
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- Established a plant for Fine Ceramics in Taegu
- 1994
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- Increased production capacity of Ferrite Magnet to 13,100 MT/Year. (only for Arc Magnet)
- Acquired ISO 9001 for Ferrite Magnets.
- 1993
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- Awarded IR52 Jang Young Sil prize by Korean government authorities
- 1990
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- First launched Ceramic Cutting Tool to export market
- Constructed Ferrite Magnet plant in Pohang
- 1989
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- Started to construct the Ferrite Magnet plant
- 1986
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- Came to business for Ceramic Cutting Tool (brand name: CERABIT)
- 1983
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- Started to develop Fine Ceramics for industry
- 1962
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- Union Cement industrial Co., Ltd. established