[UNITED MICROELECTRONICS CORPORATION AND SUBSIDIARIES CONSOLIDATED FINANCIAL STATEMENTS FOR THE YEARS ENDED DECEMBER 31, 2011 AND 2010 Address: No. 3 Li-Hsin Road II, Hsinchu Science Park, Hsinchu City, Taiwan, R.O.C. Telephone: 886-3-578-2258 The reader is advised that these financial statements have been prepared originally in Chinese. In the event of a conflict between these financial statements and the original Chinese] [FORM 6-K May 29, 2012 United Microelectronics Corporation ——————————————————————————————————— No. 3 Li Hsin Road II ——————————————————————————————————— x x n/a United Microelectronics Corporation Chitung Liu Chitung Liu Chief Financial Officer 6-K 1 umcfs4q11_6k.htm CONSOLIDATED FINANCIAL STATEMENTS 4Q11]

[UNITED MICROELECTRONICS CORPORATION AND SUBSIDIARIES CONSOLIDATED FINANCIAL STATEMENTS FOR THE THREE-MONTH PERIODS ENDED MARCH 31, 2012 AND 2011 Address: No. 3 Li-Hsin Road II, Hsinchu Science Park, Hsinchu City, Taiwan, R.O.C. Telephone: 886-3-578-2258 The reader is advised that these consolidated financial statements have been prepared originally in Chinese. In the event of a conflict between these financial statements and the] [FORM 6-K July 5, 2012 United Microelectronics Corporation ——————————————————————————————————— No. 3 Li Hsin Road II ——————————————————————————————————— x x n/a United Microelectronics Corporation Chitung Liu Chitung Liu Chief Financial Officer 6-K 1 umcfs1q12_6k1.htm CONSOLIDATED FINANCIAL STATEMENTS]