J.P. Morgan Appointed Successor Depositary Bank for UMC’s ADR Program

Hong Kong, October 23, 2009 – J.P. Morgan announced today that it has been appointed successor depositary bank for United Microelectronics Corporation’s (‘UMC’) American Depositary Receipt (‘ADR’) program.

Founded in 1980 as Taiwan's first semiconductor company, UMC is a world-leading semiconductor foundry that manufactures advanced process integrated circuits (ICs) for applications spanning every major sector of the semiconductor industry.

“We are pleased to be working with a world-class bank like J.P. Morgan. Their ability to respond quickly, their proactiveness, and their high standards of customer service is remarkable,” said Mr. Chitung Liu, Chief Financial Officer for UMC.

“As a leading depositary receipt bank, we are delighted to be chosen by UMC. We are committed to partnering with our clients as they aim to attract more investments from foreign markets and we look forward to working with UMC to help them achieve this goal in the U.S.," said Kenneth Tse, Asia Pacific Head of J.P. Morgan’s Depositary Receipts Group.

J.P. Morgan launched the first depositary receipt program in Asia in 1961 for Sony and serves as depositary bank for leading companies throughout the region. J.P. Morgan provides a full range of ADR and GDR services to issuers seeking to have their equity traded on exchanges beyond their home markets.

For market information on depositary receipts and international equities, please go to J.P. Morgan’s award-winning web site www.adr.com. More information on J.P. Morgan’s depositary receipt services is also available on www.jpmorgan.com/visit/adr.

About J.P. Morgan Worldwide Securities Services
J.P. Morgan Worldwide Securities Services (WSS) is a premier securities servicing provider that helps institutional investors, alternative asset managers, broker dealers and equity issuers optimize efficiency, mitigate risk and enhance revenue. A division of JPMorgan Chase Bank, N.A. (NYSE: JPM), WSS leverages the firm’s unparalleled scale, leading technology and deep industry expertise to service investments around the world. It has $14.9 trillion in assets under custody and $5.1 trillion in funds under administration. For more information, go to www.jpmorgan.com/visit/wss.

About JPMorgan Chase & Co.
JPMorgan Chase & Co. (NYSE: JPM) is a leading global financial services firm with assets of $2 trillion and operations in more than 60 countries. The firm is a leader in investment banking, financial services for consumers, small business and commercial banking, financial transaction processing, asset management and private equity. A component of the Dow Jones Industrial Average, JPMorgan Chase & Co. serves millions of consumers in the United States and many of the world’s most prominent corporate, institutional and government clients under its J.P. Morgan and Chase brands. In Asia Pacific, J.P. Morgan operates through 26 offices in 15 countries and has developed its wholesale banking franchise during a history of almost 160 years in the region. More information about JPMorgan Chase & Co. is available at www.jpmorganchase.com.

About UMC
UMC (NYSE: UMC, TSE: 2303) is a leading global semiconductor foundry that provides advanced technology and manufacturing services for applications spanning every major sector of the IC industry. UMC's customer-driven foundry solutions allow chip designers to leverage the strength of the company's leading-edge processes, which include production proven 65nm, 45/40nm, 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 are both in volume production for a variety of customer products. The company employs approximately 12,000 people worldwide and has offices in Taiwan, Japan, Singapore, Europe, and the United States. UMC can be found on the web at www.umc.com.