MFC ASSET MANAGEMENT PUBLIC COMPANY LIMITED|Specific Fund,Tsunami Fund | Offering Date : 22/02/2005 - 22/02/2005

Offeror : THAI INDUSTRIAL GASES PLC. | Date of submission of the Statement of Intention : 30/05/2002

Offeror : THAI INDUSTRIAL GASES PLC. | Date of submission of the Statement of Intention : 29/08/2002

MFC ASSET MANAGEMENT PUBLIC COMPANY LIMITED|Specific Fund | Offering Date : 22/07/2009 - 28/07/2009

MFC ASSET MANAGEMENT PUBLIC COMPANY LIMITED|Foreign Investment Fund : FIF | Offering Date : 04/08/2008 - 13/08/2008

KIATNAKIN PHATRA ASSET MANAGEMENT COMPANY LIMITED| | Offering Date : 02/03/1999 - 02/03/1999

SCB ASSET MANAGEMENT COMPANY LIMITED|Specific Fund | Offering Date : 04/08/2014 - 07/08/2014

THAI ASSET MANAGEMENT COMPANY LIMITED|Foreign Investment Fund : FIF | Offering Date : 20/08/2009 - 26/08/2009

Reporting Person : - | Type of securities : - | Date of reporting obligation : 21/12/2004

MFC ASSET MANAGEMENT PUBLIC COMPANY LIMITED|Specific Fund | Offering Date : 12/09/2016 - 20/09/2016