Rules Governing the Election of Directors and Supervisors
The relevant information about the professional qualifications of Independent Directors elected by China Steel Corporation pursuant to Taiwan's Securities and Exchange Act .

1. Method of Nomination and Election
Pursuant to paragraph 1, Article 14-2 of Taiwan's Securities and Exchange Act (hereinafter as “Securities and Exchange Act”): “a company that has issued stock in accordance with this Act may appoint independent directors in accordance with its articles of incorporation. The Competent Authority, however, shall as necessary in view of the company's scale, shareholder structure, type of operations, and other essential factors, require it to appoint independent directors, not less than two in number and not less than one-fifth of the total number of directors”, China Steel Corporation's (hereinafter as "the Corporation") 2006 stockholders’ meeting therefore passed the resolution to revise the Corporation's Articles of Incorporation (hereinafter as "Articles of Incorporation”) including the revision of Article 22 about the election of Directors adopting the nomination method, as well as the revision of Article 22-1 about appointing the Independent Directors. Such revisions have been effective since the Corporation's 2007 shareholders’ meeting.

2. The Nomination Process
In accordance with the Company Act's provisions of Articles 172-1, 192-1 and Article 216-1, a shareholder who held issued shares by 1% or more in the Corporation may present his/her list of independent director candidates in writing to the Corporation within the period of nomination from April 14th to April 23rd, 2025. The Corporation declared its nomination list of director candidates at Market Observation Post System on April 24th, 2025.
In the declaration period, only Ministry of Economic Affairs, R.O.C. slated Mr. Shih-Kun Wang, Ms. Chia-Chi Lu, Ms. Wan-Ru Yang and Ms. Yu-Chin Liao for candidates of Independent Director. The qualifications of four candidates were evaluated and passed by the resolution of the Corporation's 20th board meeting of the 18th Board of Directors on May 9, 2025.

3. Personal Data of Candidates

Name Mr. Shih-Kun Wang Ms. Chia-Chi Lu Ms. Wan-Ru Yang Ms. Yu-Chin Liao
Education Master of Industrial Management, National Cheng Kung University Ph.D. in Accounting, National Chengchi University Ph.D. in Economics, the University of California, Santa Barbara, USA Master of Laws (LL.M.), Pritzker School of Law, Northwestern University, USA
Current Position Managing Partner and Certified Public Accountant, Liyi, CPAs Associate Professor, Graduate Institute of Accounting and Department of Finance, National Central University Professor and Chairman, Department of Finance, National University of Kaohsiung Partner, Wen Hui Attorneys at Law
Experience Certified Public Accountant, Deloitte & Touche, CPAs and Liyang, CPAs Member of the CPA Disciplinary Rehearing Committee, Financial Supervisory Commission Associate Professor, Department of Finance, National University of Kaohsiung Deputy Secretary-General, Taipei Bar Association

4. Voting Results

Name Mr. Shih-Kun Wang Ms. Chia-Chi Lu Ms. Wan-Ru Yang Ms. Yu-Chin Liao
Title Independent Director Independent Director Independent Director Independent Director
Voting Weights 5,599,130,966 5,600,266,173 5,600,195,806 5,601,271,221