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Our History

1980-1999

2000-2009

2010-2019

2020-Now

1980
1985
1995
1996
1997
1998
1999

1980

umc_1980_20041410_151.jpg

May

UMC established

1985

umc_1985_20041410_159.jpg

July

Becomes the first IC company to list on the Taiwan Stock Exchange.

1995

umc_1995_20041410_721.jpg

July

Begins transformation into a pure-play foundry

July-September

Three joint venture foundry companies established

September

200mm fab begins production

1996

umc_1996_20041410_831.jpg

January

0.35-micron volume production.

1997

umc_1997_20051814_968.jpg

October

0.25-micron volume production.

1998

umc_1998_20041410_927.jpg

April

Acquires Holtek Semiconductor fab.

December

Acquires Nippon Steel Semiconductor Corp. fab; renamed Fab UMCJ in 2001.

1999

umc_1999_20041410_398.jpg

March

0.18-micron volume production.

November

Begins construction of 300mm fab in Taiwan's Tainan Science Park, Fab 12A.