IRPC One Report EN

Promoting Corporate Culture 3. Strategy to Promote Core Value to Enhance Business Expansion It cannot be emphasized enough that a change in corporate culture and employee mindset are among key contributing factors enabling a company to achieve its goals. Core value, iSPIRIT and desired behavior, IRPC DNA provide additional positive attributes as follows: 1. Role Model to subordinates and colleagues 2. Work Collaboration to build teamwork 3. Open Mind to be receptive to new things 4. Accept Change to adapt to changes 5. Real Accountability, the skill to take ownership of corporate work, to safeguard the Company’s interests and good reputation as well as working together with dedication to enable the Company to achieve goals. INDIVIDUAL OWNERSHIP RESULT ORIENTED PROMISE AND DELIVER CONTINUOUS IMPROVEMENT DO THINGS TOGETHER NO BIAS ACTIVELY SOLVE THE PROBLEM INDIVIDUAL OWNERSHIP SYNERGY PERFORMANCE EXCELLENCE INNOVATION RESPONSIBILITY FOR SOCIETY INTEGRITY & ETHICS TRUST & RESPECT 01 Role model 02 Work collaborate 03 Open mind 04 Accept change 05 Real accountability Transformation needs... (Good • Great • Grow) to Success 136 IRPC PUBLIC COMPANY LIMITED 56-1 ONE REPORT 2021

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