UNOFFICIAL TRANSLATION Readers should be aware that only the original Thai text has legal force and that this English translation is strictly for reference. Notification of the Capital Market

1 --Translation- Sor Gor 75/2017 July 21, 2017 Subject: Management Discussion and Analysis for the second quarter ended June 30, 2017 (Unaudited) To: The President The Stock Exchange of Thailand

1 --Translation- Sor Gor 85/2017 August 24, 2017 Subject: Management Discussion and Analysis for the second quarter ended June 30, 2017 (Audited) To: The President The Stock Exchange of Thailand

No. ZIGA 002/2017 August 16, 2017 Subject: Clarification for operation performance for the three-month period (Quarter 2) ended 30 June 2017 Attention: The President of The Stock Exchange of Thailand

: Management Discussion and Analysis for the year ended 31 December 2017 To : The President The Stock Exchange of Thailand Summary of the Company’s Financial Position and Operating Result for the year ended 31

Readers should be aware that only the original Thai text has legal force and that this English translation is strictly for ref TRANSLATED VERSION As of May 10, 2011 5 Readers should be aware that

Readers should be aware that only the original Thai text has legal force and that this English translation is strictly for ref TRANSLATED VERSION As of May 10, 2011 Readers should be aware that only

., BANGKAE, BANGKAE, BANGKOK, THAILAND. 10160 Tel: 02-455-2888 Fax: 02-455-2763 (“TRANSLATION”) TG 032/2562 February 27, 2019 Subject: Clarification of the Operating Result for the significant change Attention

. Resolved to approve the statement of financial position and the statement of comprehensive income for the year ended December 31, 2018 for submission to the 2019 Annual Ordinary General Meeting of

., BANGKAE, BANGKAE, BANGKOK, THAILAND. 10160 Tel: 02-455-2888 Fax: 02-455-2763 (“TRANSLATION”) TG 209/2561 November 12, 2018 Subject: Clarification of the Operating Result for the significant change Attention