PRINCIPAL ASSET MANAGEMENT COMPANY LIMITED| | Offering Date : 16/06/2009 - 26/06/2009
MFC ASSET MANAGEMENT PUBLIC COMPANY LIMITED| | Offering Date : 25/06/2009 - 02/07/2009
ONE ASSET MANAGEMENT LIMITED| | Offering Date : 22/07/2014 - 31/07/2014
KASIKORN ASSET MANAGEMENT COMPANY LIMITED| | Offering Date : 01/12/2010 - 08/12/2010