UNITED MICROELECTRONICS CORPORATION Condensed Unconsolidated Balance Sheet As of June 30, 2011 Figures in Millions of New Taiwan Dollars (NT$) and U.S. Dollars (US$) US$ June 30, 2011 NT$ % ASSETS Current Assets Cash and Cash Equivalents Financial Assets at Fair Value through Profit or Loss, current Available-for-Sale Financial Assets, current Notes & Accounts Receivable, net Inventories, net Other Current Assets Total Current Assets 1,581 31 228 541 397 53 2,831 45,383 883 6,537 15,542 11,390 1,526 81,261 16.5% 0.3% 2.4% 5.6% 4.1% 0.6% 29.5% Non-Current Assets Funds and Investments Property, Plant and Equipment, net Other Assets Total Non-Current Assets TOTAL ASSETS 2,211 4,321 219 6,751 9,582 63,482 124,046 6,305 193,833 275,094 23.1% 45.1% 2.3% 70.5% 100.0% LIABILITIES Current Liabilities Short-term Loans Financial Liabilities at Fair Value through Profit or Loss, current Payables Dividends Payable Current Portion of Long-term Liabilities Other Current Liabilities Total Current Liabilities 50 62 888 489 190 18 1,697 1,438 1,784 25,500 14,034 5,464 503 48,723 0.5% 0.6% 9.3% 5.1% 2.0% 0.2% 17.7% Non-Current Liabilities Bonds Payable Long-term Loans Other Liabilities Total Non-Current Liabilities TOTAL LIABILITIES 477 24 123 624 2,321 13,688 687 3,531 17,906 66,629 5.0% 0.2% 1.3% 6.5% 24.2% 4,555 1,610 1,313 130,762 46,232 37,694 47.5% 16.8% 13.8% (217) 7,261 9,582 (6,223) 208,465 275,094 (2.3%) 75.8% 100.0% STOCKHOLDERS' EQUITY Capital Stock Additional Paid-in Capital Retained Earnings, Unrealized Gain or Loss on Financial Instruments and Cumulative Translation Adjustment Treasury Stock TOTAL STOCKHOLDERS' EQUITY TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY Note ： New Taiwan Dollars have been translated into U.S. Dollars at the June 30, 2011 exchange rate of NT$ 28.71 per U.S. Dollar. All figures are in ROC GAAP. Financial Table 1/4 UNITED MICROELECTRONICS CORPORATION Condensed Unconsolidated Income Statement Figures in Millions of New Taiwan Dollars (NT$) and U.S. Dollars (US$) Except Per Share and Per ADS Data Year over Year Comparison Net Sales Cost of Goods Sold Net Gross Profit Operating Expenses - Sales & Marketing - General & Administrative - Research & Development Operating Income Net Non-Operating Income (Expenses) Income from Continuing Operations before Income Tax Income Tax Expense Income from Continuing Operations Extraordinary Gain Net Income Earnings per Share Earnings per ADS (2) Weighted Average Number of Shares Outstanding (in millions) Quarter over Quarter Comparison Three-Month Period Ended June 30, 2011 June 30, 2010 US$ NT$ US$ NT$ 980 28,150 1,036 29,745 (746) (21,432) (729) (20,940) 234 6,718 307 8,805 23.9% 23.9% 29.6% 29.6% (20) (20) (78) (118) 116 11.8% (585) (588) (2,225) (3,398) 3,320 11.8% (19) (24) (74) (117) 190 18.3% (553) (679) (2,136) (3,368) 5,437 18.3% 7 203 4 130 123 12.5% 3,523 12.5% 194 18.7% 5,567 18.7% (12) 111 111 11.3% (331) 3,192 3,192 11.3% (13) 181 2 184 17.7% (363) 5,204 69 5,273 17.7% 0.009 0.045 0.26 1.30 0.015 0.073 0.42 2.10 12,514 % Chg. (5.4%) 2.3% (23.7%) 5.8% (13.4%) 4.2% 0.9% (38.9%) Three-Month Period Ended June 30, 2011 March 31, 2011 US$ NT$ US$ NT$ 980 28,150 979 28,118 (746) (21,432) (709) (20,376) 234 6,718 270 7,742 23.9% 23.9% 27.5% 27.5% (20) (20) (78) (118) 116 11.8% 56.2% (585) (588) (2,225) (3,398) 3,320 11.8% (16) (23) (76) (115) 155 15.8% (452) (668) (2,180) (3,300) 4,442 15.8% % Chg. 0.1% 5.2% (13.2%) 29.4% (12.0%) 2.1% 3.0% (25.3%) 7 203 15 432 (53.0%) (36.7%) 123 12.5% 3,523 12.5% 170 17.3% 4,874 17.3% (27.7%) (8.8%) (38.7%) (100.0%) (39.5%) (12) 111 111 11.3% (331) 3,192 3,192 11.3% (14) 156 156 15.9% (391) 4,483 4,483 15.9% (15.3%) (28.8%) (28.8%) 0.009 0.045 0.26 1.30 0.013 0.063 0.36 1.80 12,450 12,514 12,514 Note: (1) New Taiwan Dollars have been translated into U.S. Dollars at the June 30, 2011 exchange rate of NT$ 28.71 per U.S. Dollar. All figures are in ROC GAAP. (2) 1 ADS equals 5 common shares. Financial Table 2/4 UNITED MICROELECTRONICS CORPORATION Condensed Unconsolidated Income Statement Figures in Millions of New Taiwan Dollars (NT$) and U.S. Dollars (US$) Except Per Share and Per ADS Data Net Sales Cost of Goods Sold Net Gross Profit Operating Expenses - Sales & Marketing - General & Administrative - Research & Development Operating Income For the Three-Month Period Ended June 30, 2011 US$ NT$ % 980 28,150 100.0% (746) (21,432) (76.1%) 234 6,718 23.9% (20) (20) (78) (118) 116 (585) (588) (2,225) (3,398) 3,320 For the Six-Month Period Ended June 30, 2011 US$ NT$ % 1,960 56,268 100.0% (1,456) (41,807) (74.3%) 504 14,461 25.7% (2.1%) (2.1%) (7.9%) (12.1%) 11.8% (36) (44) (154) (234) 270 (1,038) (1,256) (4,405) (6,699) 7,762 (1.9%) (2.2%) (7.8%) (11.9%) 13.8% Net Non-Operating Income (Expenses) Income from Continuing Operations before Income Tax 7 203 0.7% 22 635 1.1% 123 3,523 12.5% 292 8,397 14.9% Income Tax Expense Net Income (12) 111 (331) 3,192 (1.2%) 11.3% (25) 267 (722) 7,675 (1.3%) 13.6% Earnings per Share (2) Earnings per ADS Weighted Average Number of Shares Outstanding (in millions) 0.009 0.045 0.26 1.30 0.021 0.106 12,514 0.61 3.05 12,514 Note: (1) New Taiwan Dollars have been translated into U.S. Dollars at the June 30, 2011 exchange rate of NT$28.71 per U.S. Dollar. All figures are in ROC GAAP. (2) 1 ADS equals 5 common shares. Financial Table 3/4 UNITED MICROELECTRONICS CORPORATION Condensed Unconsolidated Statement of Cash Flows For The Six-Month Period Ended June 30, 2011 Figures in Millions of New Taiwan Dollars (NT$) and U.S. Dollars (US$) USD Cash flows from operating activities : Net Income Depreciation & Amortization Loss on decline in market value, scrap and obsolescence of inventories Cash dividends received under the equity method Investment gain accounted for under the equity method Gain on valuation of financial assets and liabilities Impairment loss Gain on disposal of investments Gain on disposal of property, plant and equipment Exchange gain on financial assets and liabilities Exchange gain on long-term liabilities Amortization of bond discounts Amortization of deferred income Stock-based payment Changes in assets, liabilities and others Net cash provided by operating activities NTD 267 520 10 18 13 (6) 5 (8) (0) (0) (3) 4 (2) 16 (24) 810 7,675 14,915 280 525 364 (157) 141 (218) (10) (14) (76) 129 (54) 460 (699) 23,261 6 (7) 2 (54) 4 (802) 1 (6) (0) (856) 174 (196) 50 (1,544) 111 (23,012) 22 (186) (1) (24,582) Cash flows from financing activities : Decrease in short-term loans Repayments of long-term loans Proceeds from bonds issued Bonds issue cost Exercise of employee stock options Proceeds from disposal of treasury stock Decrease in deposits-in Net cash used by financing activities (43) (5) 502 (2) 32 0 (0) 484 (1,234) (151) 14,423 (58) 918 8 (7) 13,899 Effect of exchange rate changes on cash and cash equivalents Net decrease in cash and cash equivalents (4) 434 (130) 12,448 Cash flows from investing activities : Proceeds from disposal of available-for-sales financial assets Acquisition of financial assets measured at cost Proceed from sale of financial assets measured at cost Acquisition of long-term investments accounted for under the equity method Proceeds from liquidation of long-term investments Acquisition of property, plant and equipment Proceeds from disposal of property, plant and equipment Increase in deferred charges Decrease in other assets - others Net cash used in investing activities Cash and cash equivalents at beginning of period 1,147 32,935 Cash and cash equivalents at end of period 1,581 45,383 Note: New Taiwan Dollars have been translated into U.S. Dollars at the June 30, 2011 exchange rate of NT$ 28.71 per U.S. Dollar. All figures are in ROC GAAP. Financial Table 4/4