Offeror : (1)Mr.Derake Vongchinsri (2)Mr.Thanapan Vongchinsri (3)Mr.Polasit Pumiwasana (4)Ms.Thanaporn Piyavetvirat | Date of submission of the Statement of Intention : 18/01/2010

Offeror : TOA Venture Holding Company Limited | Date of submission of the Statement of Intention : 24/07/2017

Offeror : TOA Venture Holding Company Limited | Date of submission of the Statement of Intention : 08/08/2017

Offeror : Pilgrim Finansa Investment Holding Pte. Ltd. | Date of submission of the Statement of Intention : 20/12/2021

Offeror : Pilgrim Finansa Investment Holding Pte. Ltd. | Date of submission of the Statement of Intention : 06/01/2022

Offeror : POSCO | Date of submission of the Statement of Intention : 19/09/2011

Offeror : POSCO | Date of submission of the Statement of Intention : 20/09/2011

Offeror : POSCO | Date of submission of the Statement of Intention : 30/09/2011

Offeror : KINUGAWA RUBBER INDUSTRIAL CO., LTD. | Date of submission of the Statement of Intention : 17/05/2007

Offeror : AAPICO HITECH PUBLIC COMPANY LIMITED | Date of submission of the Statement of Intention : 21/03/2007