UMC Receives 2012 Best Supplier Award from Lantiq

              UMC Receives 2012 Best Supplier Award from Lantiq

PR Newswire

HSINCHU, Taiwan, Feb. 20, 2013

HSINCHU, Taiwan, Feb.20, 2013 /PRNewswire/ --United Microelectronics
Corporation (NYSE: UMC; TSE: 2303) ("UMC"), a leading global semiconductor
foundry, today announced that it has received the "Best Supplier Award" from
Lantiq for 2012. Lantiq presents this award annually to one selected supplier
for their contributions to the company's success. The award was presented to
CEO of UMC Mr. Po Wen Yen during a visit to Lantiq's headquarters in
Neubiberg, Germany.

"We are honored to receive this award from Lantiq recognizing UMC's
contributions to help them deliver maximum value through world-class
technology, manufacturing and service," said UMC CEO Mr. Yen. "This award
highlights the strength of the partnership between UMC and Lantiq that spans
multiple products and process technologies. We look forward to further
enhancing our service to them in the future."

Dominik Bilo, COO of Lantiq, said, "UMC is an extremely valuable partner for
our fabless strategy and is producing a large portion of our wafer demand.
Their high-tech expertise and mature processes are very important to secure
the basis for flawless products. I anticipate a continued fruitful
relationship with them as we continue to pursue new collaborative activities."

About UMC

UMC (NYSE: UMC, TWSE: 2303) is a leading global semiconductor foundry that
provides advanced technology and manufacturing for applications spanning every
major sector of the IC industry. UMC's customer-driven foundry solutions allow
chip designers to leverage the company's leading-edge processes, which include
28nm poly-SiON and gate-last High-K/Metal Gate technology, mixed
signal/RFCMOS, and a wide range of specialty technologies. Production is
supported through 10 wafer manufacturing facilities that include two advanced
300mm fabs; Fab 12A in Taiwan and Singapore-based Fab 12i. Fab 12A consists of
Phases 1-4 which are in production for customer products down to 28nm.
Construction is underway for Phases 5&6, with future plans for Phases 7&8. The
company employs over 13,000 people worldwide and has offices in Taiwan, Japan,
Singapore, Europe, and the United States. UMC can be found on the web at

Note from UMC Concerning Forward-Looking Statements

Some of the statements in the foregoing announcement are forward looking
within the meaning of the U.S. Federal Securities laws, including statements
about future outsourcing, wafer capacity, technologies, business relationships
and market conditions. Investors are cautioned that actual events and results
could differ materially from these statements as a result of a variety of
factors, including conditions in the overall semiconductor market and economy;
acceptance and demand for products from UMC; and technological and development
risks. Further information concerning these risks is included in UMC's
filings with the U.S. SEC, including on Form F-1, F-3, F-6 and 20-F, each as

Editorial Contacts:

Richard Yu
(886) 2-2658-9168 ext. 16951

SOURCE United Microelectronics Corporation

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