Type of securities : Common share | Effective Date : 09/05/2022 | Close Selling Date : 13/05/2022

will be effective in 2021. SEC has made the public hearing document available at  https://www.sec.or.th/hearing.  Related persons and interested parties may express their comments on the website or

Type of securities : Common share | Effective Date : 25/10/2021 | Close Selling Date : 29/10/2021

Type of securities : Common share | Effective Date : 04/08/2004 | Close Selling Date : 06/08/2004

Type of securities : Common share | Effective Date : 24/11/2004 | Close Selling Date : 30/11/2004

Type of securities : Common share | Effective Date : 13/02/2009 | Close Selling Date : 19/02/2009

Type of securities : Common share | Effective Date : 24/11/2005 | Close Selling Date : 01/12/2005

Type of securities : Common share | Effective Date : 11/08/2005 | Close Selling Date : 18/08/2005

Type of securities : Common share | Effective Date : 18/08/2006 | Close Selling Date : 23/08/2006

Type of securities : Common share | Effective Date : 23/04/2007 | Close Selling Date : 27/04/2007