129 students from the Advanced Certificate Course in Public Administration and Law for Executives Program, Class 23, at King Prajadhipok's Institute. Ms. Yaowalak Chuchot from PTT Public Company Limited

Management Name : Mr WITOON SURIYAWANAKUL | Type of securities : Common share | Methods of Acquisition / Disposition : Transfer | Transaction Date : 22/01/2016

Management Name : Mr WITOON SURIYAWANAKUL | Type of securities : Common share | Methods of Acquisition / Disposition : Buy | Transaction Date : 08/03/2018

Management Name : Mr WITOON SURIYAWANAKUL | Type of securities : Common share | Methods of Acquisition / Disposition : Buy | Transaction Date : 21/06/2018

Management Name : Mr WITOON SURIYAWANAKUL | Type of securities : Common share | Methods of Acquisition / Disposition : Buy | Transaction Date : 25/06/2018

Management Name : Mr WITOON SURIYAWANAKUL | Type of securities : Common share | Methods of Acquisition / Disposition : Buy | Transaction Date : 27/06/2018

Management Name : Mrs WARUNEE SURIYAWANAKUL | Type of securities : Common share | Methods of Acquisition / Disposition : Transfer | Transaction Date : 21/01/2016

Management Name : Mrs WARUNEE SURIYAWANAKUL | Type of securities : Common share | Methods of Acquisition / Disposition : Sell | Transaction Date : 23/11/2016

Management Name : Mrs WARUNEE SURIYAWANAKUL | Type of securities : Common share | Methods of Acquisition / Disposition : Sell | Transaction Date : 22/11/2016