5. Status of Employee Stock Option Plan (ESOP) 5.1 Employee Stock Option Plan As of February 29, 2008 ESOP granted 1st ESOP 2nd ESOP 3rd ESOP 4th ESOP 5th ESOP 6th ESOP 7th ESOP Approval date 2/20/2001 2/20/2001 2/20/2001 6/21/2002 9/18/2003 9/18/2003 9/18/2003 Issue(Grant) date 5/25/2001 8/24/2001 2/6/2002 9/24/2002 11/28/2003 6/16/2004 9/16/2004 40,452,007 (shares) 46,033,191 (shares) 3,593,069 (shares) 34,990,084 (shares) 14,394,513 (shares) 24,486,065 (shares) 1,653,961 (shares) 2.38% 2.71% 0.21% 2.06% 0.85% 1.44% 0.10% Total no. of shares issued Percentage of shares issued to total common stock shares (%) Option termination 10 years 10 years 10 years 10 years 10 years 10 years 10 years Issue new stock Issue new stock Issue new stock Issue new stock Issue new stock Issue new stock Issue new stock 2nd year: 50% 3rd year: 75% 4th year:100% 2nd year: 50% 3rd year: 75% 4th year:100% 2nd year: 50% 3rd year: 75% 4th year:100% 2nd year: 50% 3rd year: 75% 4th year:100% 2nd year: 50% 3rd year: 75% 4th year:100% 2nd year: 50% 3rd year: 75% 4th year:100% 2nd year: 50% 3rd year: 75% 4th year:100% No. of shares acquired by employees through the exercise of options 13,224,438 (shares) 27,073,757 (shares) 1,395,018 (shares) 20,132,430 (shares) 2,939,438 (shares) 4,839,789 (shares) 357,076 (shares) Total value of shares acquired by employees through the exercise of options(NT$) 299,223,668 488,205,618 30,442,509 337,628,832 63,880,566 96,967,264 5,819,507 14,364,492 (shares) 6,107,663 (shares) 1,207,573 (shares) 5,695,898 (shares) 5,703,914 (shares) 13,526,621 (shares) 304,801 (shares) 19.9 14.8 19.0 14.2 20.6 19.1 15.5 0.84% 0.36% 0.07% 0.33% 0.34% 0.08% 0.02% Source of option shares Vesting Schedule and rate(%) No. of unexercised shares Price per share of unexercised option(NT$) Percentage of unexercised options to total common stock shares(%) 5.2 ESOP granted to Executive Officers As of February 29, 2008 Title Name Number of Options Granted (Shares) Vice President, Finance Robert Hsieh 1,278,379 Vice President Marketing & Sales Thomas Chang Sr. Director of Operation & Environment Safety Chan-Jen Kuo Number of Shares Exercisable to Outstanding Common Shares Exercised Unexercised Shares Exercised Exercised Price Per Share Value of Shares Exercised (NT$) % of Shares Exercised to Outstanding Common Shares Shares Unexercised Original Grant Price Per Share* (Note.1) Value of Shares Unexercised % of Shares Unexercised to Outstanding Common Shares - - - - - 1,278,379 17.53 22,408,341 0.08% 1,626,659 - - - - - 1,626,659 20.17 32,812,460 0.10% 1,115,506 0.04% 653,266 19.88 12,988,638 0.04% 462,240 18.39 8,498,353 0.03% Note.1: Original granted price per share is weighted-average calculated according to the different ESOP granted. ESOP granted to Employees with an Individual Granted Value over NT$30,000,000: None 6. Status of Mergers and Acquisitions No Merger or acquisition was consummated in 2007. 7. Fund Plan Implementation None 027