The duties and authorities of the Board of Commissioners and the Board of Directors are clarified and detailed in the Board Manual. The Board of Manual contains an agreement between the Board of Directors and the Board of Commissioners on the duties, authorities and responsibilities of each of the Company's organs to improve the quality and effectiveness of the Company's inter-organ relations, to apply Good Corporate Governance principles and to build self-reliance in making decisions and to carry out their duties and responsibilities Each in line with the expectations of shareholders and other stakeholders.