The board of directors of POSCO-Thainox Public Company Limited, at its board meeting held on February 17, 2017, considered and acknowledged of the resignation of Mr. Jong Kug Ahn as Independent Director and member of Audit Committee of the company and resolved the appointment of Mr. Songsak Limbanyen, as a new Independent Director and member of Audit Committee of the company, effective from February 17, 2017.