Management Name : Mr SATIT RATHLERTKARN | Type of securities : Common share | Methods of Acquisition / Disposition : Buy | Transaction Date : 29/03/2018

Management Name : Mr SATIT RATHLERTKARN | Type of securities : Common share | Methods of Acquisition / Disposition : Buy | Transaction Date : 26/04/2018

Management Name : Mr SATIT RATHLERTKARN | Type of securities : Common share | Methods of Acquisition / Disposition : Buy | Transaction Date : 22/05/2018

Management Name : Mr SATIT RATHLERTKARN | Type of securities : Common share | Methods of Acquisition / Disposition : Buy | Transaction Date : 19/06/2018

Management Name : Mr SATIT RATHLERTKARN | Type of securities : Common share | Methods of Acquisition / Disposition : Buy | Transaction Date : 04/07/2018

Guidelines for Establishment of Information Technology Systems

Guidelines on Establishment of Information Technology Systems

data and information system in accordance with Chapter 3; (4) information communications security via computer network systems and operations security with respect to information systems in accordance

data and information system in accordance with Chapter 3; (4) information communications security via computer network systems and operations security with respect to information systems in accordance

data and information system in accordance with Chapter 3; (4) information communications security via computer network systems and operations security with respect to information systems in accordance