3Q08 Results Announcement Investor Conference Safe Harbor Notice !" # $ % ! "# " & $ $" % !" # $' $' # & $ %" " $ # " " ( * " ( ( " $ ' !" # %) $ " " ( $ " " ( & $ % $ "" ($ " # " ( " !" # !" # " "" $ ( + ( , " !" # " " " % " " " " " ( " " " ( % 1 3Q08 Business Review < = : * <; ; = : *> > * : * : - ." " / $ ) % 0 " " ( " -: 10 (" 01% 234 4 02%35 5 " !" ! 67 " % 8 . 9 % $ " " " " " $$ 034 4 35 5 14 % ; $" % Revenue and GM Trend Revenue (NT$ bil) 12.0 Gross Margin 35% 10.0 40% 23% 30% 8.0 20% 6.0 3% 4.0 7% 2.0 -11% -15% -13% 0.0 10% 3% 0% -10% -2.0 -20% 4Q06 1Q07 Revenue 2Q07 3Q07 4Q07 Gross Profit 1Q08 2Q08 3Q08 GM% Note1: All financial figures are unconsolidated 2 3Q08 Revenue Breakdown 1% 18% 1% 16% 18% 15% 27% 35% 30% 38% Mobile RAM Specialty Commodity Flash Others Note1: Others include CMOS, & DRAM down grade incomes Note2: All financial figures are unconsolidated Business Recap / * 5 / << << ) ) * 5 ; $ ? $ 34 4% .< @2 $ % ? / ) * 5 ?: : / )E E * 5 -; ( @3 , B # " " ( % : 8 " ( " 0A "( 9" ? C % < ) E : <7 7 ) E :; ;< < ; ( " ( #D " ?; <$ $ 0A % 6 6; ;" " " " " & $ . 7 % 01 $ "( % 3 Pipeline Events 7 !!F $ 7 F> > $ !" # $ # &! ' # " () #$ % # ? ? % % ! * +,% 7 7( (7 7 # #" " - % ./0 *++/0 $ $ $! &1 2% ++3&1 24% * & % ./0 *++/% )+# " % .,3 Production Roadmap F2 $ > F , " 5: 0 % "( " " # / "( "( ( % " B 0A " $ ?$ ?$ " 2 "( "( ; < " " "( ; <% ( " G F2 "( % ;< 4 4Q08 Market Outlook / / " , " BH0 3 $ % " " ? E " $ $ % IH235 5 & $ # "( " % % 4Q08 Business Outlook / * 5 / << << ) ) * 5 $ ( @2 ? $ "( " " D $$" ( % ? / ) * 5 ?: : / )E E * 5 " & $ % D ' $$" " $ < ) E : <7 7 ) E :; ;< < " $ % ? " $ % 6 6; ;" " / $ " "( ? $" $ I4 % " " " " ( % B 5 Cash Position J/ " & Unit: NT$ mil ( ! Cash & Cash Equiv(3Q08) 6,674 Disposable Mkt’ Sec.& E 8 14 9 3,000 Depreciation & Amortization 9,900 Available Credit for Term-Loan 2,200 Capex 7,200 L/T Liability within 1 Year 7,700 14,900 21,774 J ) ! Private Placement- Straight Bond 2,500 Available Credit for S/T-Loan 4,400 Memory Product Mix (by wafer out) 350 ‘000 8” Wafers Per Quarter 300 250 Commodity 200 150 100 Specialty 50 Mobile Flash 1Q06 2Q06 3Q06 4Q06 J 14 K 2 3 / ;< B3 J I4 8 K 2@3 / :9 ;< B3 1Q07 2Q07 3Q07 ( ; < 3 ?$ " % ( ; < 0B3 ?$ " % 4Q07 1Q08 2Q08 3Q08 "( ; < 013 < " "( ; < 023 < " Note: Figures include wafers from VIS foundry. 6 Memory Geometry Breakdown (by wafer out) 100% 20% 0% 0% Sp ec m M C om ob ile M 80 nm 90 nm 130 nm 175 nm 00 ia l ty h Fl as R ia l ty m om C Sp ec 75nm 110 nm • Memory Geometry in I4 8 :9 K 3 0@2 0F3 01 0F3 IF3 @2 % h 20% Fl as 40% R 40% ob ile 60% od ity 60% A M 80% od ity 80% AM 100% 03 B 03 3Q08 Income Statement QoQ Comparison Unit: NT$ mil 3Q’08 Amount 2Q’08 % Amount QoQ change % Amount % Net Sales 5,066 100 6,416 100 (1,350) (21) Gross Profit (563) (11) 175 3 (738) N/A Operating Income Pretax Income (1,199) (24) (891) (14) (308) 35 (891) (18) (1,278) (20) 387 (30) (18) (1,278) (20) 387 (30) Net Income (loss) (891) EPS (NTD) (0.25) EBITDA 1,083 21 1,294 20 D&A 2,282 45 2,185 34 ( 0.34) 0.09 Note: All financial figures are unconsolidated 7 3Q08 Income Statement YoY Comparison 3Q’08 Unit: NT$ mil Amount Net Sales Gross Profit 5,066 3Q’07 % Amount 100 8,520 YoY change % Amount % 100 (3,454) (41) N/A (563) (11) 605 7 (1,168) (1,199) (24) (713) (8) (486) 68 Pretax Income (891) (18) (655) (7) (236) 36 Net Income (loss) (891) (18) (655) (7) (236) 36 EPS (NTD) (0.25) EBITDA 1,083 17 2,193 26 D&A 2,282 36 2,906 34 Operating Income (0.18) (0.07) Note: All financial figures are unconsolidated 3Q08 Balance Sheet QoQ Comparison Unit: NT$ mil 3Q’08 Amount Cash & Equivalents 2Q’08 % Amount QoQ change % Amount % 6,674 8 6,733 8 (59) (1) Net Fixed Assets 49,996 63 50,107 62 (111) 0 Total Assets 79,966 100 80,856 100 (890) (1) L-T Liabilities 20,667 26 18,667 23 2,000 11 SH Equity 42,937 54 45,588 56 (2,651) (6) Current Ratio 1.11 1. 24 Debt/ Equity Ratio 0.86 0. 77 Note: All financial figures are unconsolidated 8 3Q08 Statement of Cash flow QoQ Comparison Unit: NT$ mil 3Q’08 2Q’08 QoQ change Amount Amount Amount Operating Cash flow 443 1,362 (919) (3,473) (4,938) 1,465 Financing Cash flow 2,971 (613) 3,854 Cash & Equivalents 6,674 6,733 (59) Depreciation and Amortization 2,282 2,185 97. CAPEX 3,052 4,615 (1,563) Investing Cash flow Note: All financial figures are unconsolidated Q uestions & A nswers 9