Hsinchu, Taiwan, August 28 , 2013 - United Microelectronics Corporation (NYSE: UMC; TWSE: 2303) ("UMC"), a leading global semiconductor foundry, today announced that it has again achieved a top-10 ranking in CommonWealth Magazine's Corporate Citizenship Award. UMC improved over last year's top-10 rank by placing 6th among large-scale enterprises. The Corporate Citizenship Award, which evaluates over 2,000 companies from various categories, is one of the most renowned recognitions for companies in Taiwan. Po Wen Yen, CEO at UMC, received the award on behalf of the company at the Far Eastern Hotel in Taipei today.

The judges recognized UMC for its solid, outstanding performance in 4 aspects: Corporate Governance, Corporate Commitment, Social Participation and Environmental Protection. UMC gained special honors for its long-term efforts involving disadvantaged children, carbon emission reduction programs, and strong green competitiveness activities

Po Wen Yen, CEO at UMC said, "We are honored to again receive CommonWealth Magazine's Citizenship Award. Throughout the years, UMC constantly strives at being "people oriented and sharing prosperity with society," including active involvement in labor rights and social care. With our continuous efforts, UMC not only received today's honor, but has also been listed as a Dow Jones Sustainability Index (DJSI) stock component for five consecutive years. Looking ahead, as a leading global foundry, we will continue practicing corporate social responsibility to redouble our efforts and leverage our influence to promote a virtuous social cycle. " The CommonWealth 2013 CSR Survey references international indexes and measuring methods such as the United Nations Global Compact, the OECD’s Guidelines for Multinational Enterprises, and the Dow Jones Sustainability Indexes. All the data scored and ranked was according to the following 4 main indicators: Corporate Governance, Corporate Commitment, Social Participation and Environmental Protection.

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 robust 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 15,000 people worldwide and has offices in Taiwan, mainland China, Europe, Japan, Korea, Singapore, and the United States. UMC can be found on the web at https://www.umc.com.