Type of securities : Common share | Effective Date : 03/02/2022 | Close Selling Date : 08/02/2022

Type of securities : Common share | Effective Date : 11/11/2013 | Close Selling Date : 15/11/2013

Type of securities : Common share | Effective Date : 10/11/2017 | Close Selling Date : 16/11/2017

Type of securities : Common share | Effective Date : 07/08/2009 | Close Selling Date : 13/08/2009

. (662) 793-3999 Fax. (662) 793-3944 www.gsc-servicecenter.com GLOBAL SERVICE CENTER PUBLIC COMPANY LIMITED

Type of securities : Common share | Effective Date : 18/11/2005 | Close Selling Date : 13/11/2005

Type of securities : Common share | Effective Date : 24/09/2010 | Close Selling Date : 04/10/2010

Type of securities : Common share | Effective Date : 19/04/2017 | Close Selling Date : 24/04/2017

Type of securities : Common share | Effective Date : 21/11/2017 | Close Selling Date : 24/11/2017

Type of securities : Common share | Effective Date : 15/02/2019 | Close Selling Date : 06/03/2019