Common share | Initial Public Offering | Offering Date - 22/03/2002 - 26/03/2002

Common share | Initial Public Offering | Offering Date - 22/03/2002 - 26/03/2002

Common share | Initial Public Offering | Offering Date - 22/03/2002 - 26/03/2002

Common share | Initial Public Offering | Offering Date - 22/03/2002 - 26/03/2002

Common share | Initial Public Offering | Offering Date - 22/03/2002 - 26/03/2002

Common share | Initial Public Offering | Offering Date - 22/03/2002 - 26/03/2002

Common share | Initial Public Offering | Offering Date - 22/03/2002 - 26/03/2002

Offeror : (1)ALCAN INC. (2)SANGTHIEN HOLDING CO., LTD. | Date of submission of the Statement of Intention : 14/05/2003

Offeror : Sangthien Holding Company Limited | Date of submission of the Statement of Intention : 08/09/2005

Offeror : PROMSRI PROPERTY COMPANY LIMITED | Date of submission of the Statement of Intention : 02/12/2008