MCS Steel Public Company Limited announced that at its board meeting the company approved resignation of Dr. Naiyuan Chi as the Chief Executive Officer with effect from 1 January 2017. The company also approved the appointment of Mr. Somyos Chiamchirungkorn as the Chief Executive Officer in place of Dr. Naiyuan Chi with effect on 2 January 2017 and the position of chairman of audit committee for Mr. Somyos Chiamchirungkorn after new position of CEO.