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UMC Selected as a DJSI Global Component for Eighth Consecutive Year


Hsinchu, Taiwan, September 11, 2015 – United Microelectronics Corporation (NYSE: UMC; TWSE: 2303) ("UMC" or "The Company"), a leading global semiconductor foundry, today announced that Dow Jones Sustainability Index (DJSI) has selected UMC as a global component for the eighth consecutive year. UMC was listed for both the DJSI-World and DJSI-Emerging Markets indexes. DJSI-World 2015 evaluated approximately 2,500 global enterprises, with only 317 qualifying as global components. Only five semiconductor companies were selected worldwide, with only two listed for DJSI-Emerging Markets.

DJSI awarded UMC with perfect scores in Antitrust Policy, Product Quality and Recall Management, and high scores in multiple other categories. UMC’s overall scores have continued to increase in recent years, illustrating the company's continued excellence in sustainable operations. This accomplishment sets a standard for leading global companies and is recognized by international investors.

Po Wen Yen, CEO at UMC, said, "We are proud to be listed as a DJSI global component for the eighth consecutive year. This international recognition of our long-term efforts and performance for economic, environmental and social issues places UMC at the forefront to lead Taiwan businesses towards international corporate sustainable standards. This past April, we announced our five-year “UMC Green 2020” plan for a further 10% reduction in water, energy consumption and waste generation by year 2020. Going forward, we will practice green, low-carbon, environmentally friendly concepts concurrently with technology development and manufacturing to pursue sustainable growth. We will also continue to strive for excellence by leveraging our employees, customers and supply chain partners to work towards our goal of a sustainable society.”

Dow Jones Sustainability Indices was launched jointly by Dow Jones Index, STOXX and Sustainable Asset Management (SAM) in 1999. DJSI is the first index that traces social responsibility performance of leading-edge enterprises, and is also one of the most creditable evaluation tools for reviewing sustainability worldwide. The Dow Jones Sustainability World Index and respective subsets track the performance of the top 10% of the 2500 largest companies in the S&P Global Broad Market IndexSM that lead the field in terms of sustainability. The Dow Jones Sustainability Emerging Markets Index tracks the performance of the top 10% of the 800 largest Emerging Markets companies in the S&P Global Broad Market IndexSM that lead the field in terms of sustainability.

About UMC
UMC (NYSE: UMC, TWSE: 2303) is a leading global semiconductor foundry that provides advanced IC production for applications spanning every major sector of the electronics industry. UMC’s robust foundry solutions enable chip designers to leverage the company’s sophisticated technology and manufacturing, which include 28nm gate-last High-K/Metal Gate technology, ultra-low power platform processes specifically engineered for Internet of Things (IoT) applications and the highest-rated AEC-Q100 Grade-0 automotive industry manufacturing capabilities. UMC’s 10 wafer fabs are located throughout Asia and are able to produce over 500,000 wafers per month. The company employs over 17,000 people worldwide, with offices in Taiwan, mainland China, Europe, Japan, Korea, Singapore, 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 regarding these and other risks is included in UMC’s filings with the U.S. Securities and Exchange Commission, including its registration statements and reports on Forms F-1, F-3, F-6 and 20-F and 6-K, in each case as amended. UMC does not undertake any obligation to update any forward-looking statement as a result of new information, future events or otherwise, except as required under applicable law.



UMC Corporate Communications
Richard Yu
+886-2-2658-9168 ext. 16951



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