AU Optronics Corp.
                 Third Quarter 2010 Results Investor Conference

                                  Oct 27, 2010


                                                AUO Proprietary and Confidential


                               Safe Harbor Notice

[]   The statements included in this presentation that are not historical in
     nature are "forward-looking statements" within the meaning of Section 27A
     of the United States Securities Act of 1933 and Section 21E of the United
     States Securities Exchange Act of 1934. These forward-looking statements,
     which may include statements regarding AU Optronics' future results of
     operations, financial condition or business prospects, are subject to
     significant risks and uncertainties and are based on AU Optronics' current
     expectations.

[]   Actual results may differ materially from those expressed or implied in
     these forward-looking statements for a variety of reasons, including, among
     other things: the cyclical nature of our industry; our dependence on
     introducing new products on a timely basis; our dependence on growth in the
     demand for our products; our ability to compete effectively; our ability to
     successfully expand our capacity; our dependence on key personnel; general
     economic and political conditions, including those related to the TFT-LCD
     industry; possible disruptions in commercial activities caused by natural
     and human-induced disasters, including terrorist activity and armed
     conflict; and fluctuations in foreign currency exchange rates.

[]   In addition, any financial information contained herewithin is presented in
     conformity with accounting principles generally accepted in the Republic of
     China ("ROC GAAP"). Readers should be cautioned that these accounting
     principles differ in many material respects from accounting principles
     generally accepted in the United States of America ("US GAAP").

[]   Our release of financial forecasts and forward-looking statements at any
     particular time does not create any duty of disclosure beyond that which is
     imposed by law, and we expressly disclaim any obligation to publicly update
     or revise any forecasts or forward-looking statements, whether as a result
     of new information, future events or otherwise.

[]   Additional information as to these and other factors that may cause actual
     results to differ materially from AU Optronics' forward-looking statements
     or some of the major differences between ROC GAAP and US GAAP can be found
     in AU Optronics' Annual Report on Form 20-F with respect to the year ended
     December, 2009 filed with the United States Securities and Exchange
     Commission.

                                       2

                         Consolidated Income Statement

Amount : NT$ Million Except Per Share Data

                                           3Q'10              2Q'10         QoQ %         3Q'09
                                      ---------- ------- ---------- ------- -------- ---------- -------
Net Sales                             124,403    100.0%  128,586    100.0%    (3.3%) 111,243    100.0%
Cost of Goods Sold                    (118,162)  (95.0%) (108,262)  (84.2%)    9.1%  (98,194)   (88.3%)
                                      ========== ======= ========== ======= ======== ========== =======
Gross Profit                            6,241     5.0%    20,324    15.8%   (69.3%)   13,049    11.7%
Operating Expenses                      (6,009)   (4.8%)   (7,110)   (5.5%)  (15.5%)  (5,497)    (4.9%)
                                      ========== ======= ========== ======= ======== ========== =======
Operating Income                          232     0.2%    13,215    10.3%   (98.2%)    7,551     6.8%
Net Non-operating Expenses               (253)    (0.2%)    (898)    (0.7%)  (71.8%)    (299)    (0.3%)
                                      ========== ======= ========== ======= ======== ========== =======
Income (Loss) before Tax                  (20)   (0.0%)   12,317     9.6%        []    7,252     6.5%
                                      ========== ======= ========== ======= ======== ========== =======
Net Income                                227     0.2%    11,246     8.7%   (98.0%)    7,420     6.7%
                                      ========== ======= ========== ======= ======== ========== =======
Attributable to:
 Equity holders of the parent company      98      0.1%   10,957      8.5%   (99.1%)   7,299      6.6%
 Minority interest                        129      0.1%      289      0.2%   (55.4%)    121       0.1%
                                      ========== ======= ========== ======= ======== ========== =======
Net Income                                227     0.2%    11,246     8.7%   (98.0%)    7,420     6.7%
                                      ========== ======= ========== ======= ======== ========== =======
Basic EPS (NT$)(a)                        0.01               1.24            (99.1%)     0.84
Operating Income + DandA                 22,495    18.1%    35,354    27.5%   (36.4%)   30,985    27.9%
Unit Shipments (mn)(b)
 Large Size Panels                        28.7               29.6            (3.2%)     26.7
 Small and Medium Size Panels             55.6               55.4              0.3%     64.8


--   Unaudited, prepared by AUO on a consolidated basis

(a)  Basic EPS was calculated based on the total weighted average outstanding
     shares of each quarter (8,827m shares in 3Q10 and 2Q10, and 8,787m shares
     in 3Q09) by retroactively adjusting to stock dividend and stock bonus

(b)  Large size refers to panels that are 10 inches and above

                                       3


                     Consolidated Balance Sheet Highlights

Amount : NT$ Million

                               3Q'10   2Q'10   QoQ %  3Q'09
                               ------- ------- ------ -------
Cash and ST Investment          85,173  90,264 (5.6%)  58,818
Inventory                       49,917  53,880 (7.4%)  42,590
Short Term Debt(a)            48,866  47,504  2.9%   51,628
Long Term Debt                 118,868 130,376 (8.8%) 124,104
Equity                         293,917 293,005  0.3%  286,723
Total Assets                   641,004 645,560 (0.7%) 612,830
Inventory Turnover (Days)(b)      40      43             35
Debt to Equity                   57.1%   60.7%          61.3%
Net Debt to Equity               28.1%   29.9%          40.8%

--   Unaudited, prepared by AUO on a consolidated basis

(a)  Short term debt refers to all interest bearing debt maturing within one
     year

(b)  Calculated by dividing the average inventory into the annualized cost of
     goods sold during such period, then multiplying by 365 days

                                       4

                       Consolidated Cash Flow Highlights

Amount : NT$ Million

                                3Q'10     2Q'10     QoQ
                                --------- --------- --------
From Operating Activities         31,503    32,013     (510)
  Net Income                         227    11,246  (11,019)
  Depreciation and Amortization   22,262    22,139       123
  Net Change in Working Capital    9,563    (2,035)  11,598
=============================== ========= ========= ========
From Investing Activities       (19,369)  (16,288)   (3,081)
 Capital Expenditure            (18,323)  (15,894)   (2,429)
=============================== ========= ========= ========
From Financing Activities       (15,222)  (12,314)   (2,909)
  Net Change in Debt            (15,523)  (14,732)     (791)
=============================== ========= ========= ========
Net Change in Cash(a)           (5,091)    2,015   (7,107)

--   Unaudited, prepared by AUO on a consolidated basis

(a)  In addition to cash generated from operating, investing and financing
     activities, net change in cash also included effect on currency exchange of
     foreign subsidiaries

                                       5

Consolidated Revenues by Application

[GRAPHIC OMITTED]

--   Unaudited, prepared by AUO on a consolidated basis

                                       6

Large Panel -- ASP by Unit

[GRAPHIC OMITTED]

--   Unaudited, prepared by AUO on a consolidated basis

--   Large size refers to panels that are 10 inches and above

--   Blended ASP in US$ was translated from NT$ based on average exchange rates
     announced by Directorate General of Customs, ROC Ministry of Finance of
     each respective quarter

                                       7

                     Consolidated Shipments and ASP by Area

[GRAPHIC OMITTED]

--   Unaudited, prepared by AUO on a consolidated basis

--   ASP per square meter in US$ was translated from NT$ based on average
     exchange rates announced by Directorate General of Customs, ROC Ministry of
     Finance of each respective quarter

                                       8

           Consolidated Small and Medium Panel Shipments and Revenues

[GRAPHIC OMITTED]

--   Unaudited, prepared by AUO on a consolidated basis

--   Small and Medium size refers to panels that are under 10 inches

                                       9

                                Capacity by Fab

            9/2010     12/2010 (F)
  Fab                                       Major Products
          Capacity      Capacity
L3 (G3.5)      130,000       130,000    Small/Medium
========= ============ ============= =======================
L3 (G3.5) LTPS 20,000   LTPS 20,000     Small/Medium
========= ============ ============= =======================
L4 (G4.0)       60,000        60,000    Small/Medium
========= ============ ============= =======================
L4 (G4.5) LTPS 45,000   LTPS 45,000          NB
========= ============ ============= =======================
L5 (G5.0)      310,000       310,000     NB, Monitor
========= ============ ============= =======================
                                      Monitor, TV, Public
L6 (G6.0)      240,000       240,000
                                         Info Display
========= ============ ============= =======================
                                      Monitor, TV, Public
L7 (G7.5)      135,000       135,000
                                         Info Display
========= ============ ============= =======================
L8 (G8.5)       40,000        40,000 TV, Public Info Display

[]   Capacity based on monthly glass substrate input

                                       10

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