Articles of Incorporation

Sustainable Development Best Practice Principles

Code of Corporate Governance Best Practice

Policy of Evaluation of the Board and Functional Committee's Performance

Code of Ethical Conduct

Procedures for Suspending and Resuming Trading

Equity Management Rules for Insider and Employee

Procedures for Ethical Management and the Guideline for Conduct

Rules Governing the Procedures for Shareholders Meetings

Procedures for the Election of Directors

Rules Governing Procedures for Meeting of Board of Directors

Remuneration and Nomination Committee Charter

Audit Committee Charter

Procedures for Loaning of Funds

Procedures for Endorsements and Guarantees

Standard Operating Procedures for Handling Director Request

Procedures for Acquisition or Disposal of Assets (including derivative products)