Comments on: “Trading costs on the Stock Exchange of Thailand” Authors: Charoenwong C., Ding D.K., Jenwittayaroje N. Comments on: “Risk-taking behaviour during downturn: evidence of loss-chasing and

concerning Investment of Funds; “business day” means a day on which management companies are open for normal business; “Stock Exchange” means the Stock Exchange of Thailand; “provident fund with multiple

-regulation and the costs from unintended consequences of policy action. 8 REFORM PRIORITIES IN ASIA: TAKING CORPORATE GOVERNANCE TO A HIGHER LEVEL © OECD 2011 underpinned by a stock-taking exercise of progress

Translation November 10, 2017 Subject: Management explanation and analysis for Quarter ended 30 September 2017 Attn: The Managing Director, the Stock Exchange of Thailand Pacific Pipe Public Company

หน้า 1 จาก 1 Translation August 13, 2019 Subject: Management explanation and analysis for Quarter ended 30 June 2019 Attn: The Managing Director, the Stock Exchange of Thailand Pacific Pipe Public

: President The Stock Exchange of Thailand Ratchthani Leasing Public Company Limited would like to clarify the management discussion and analysis for the year ended 31 December 2018 (Audited) as follows

) To : President The Stock Exchange of Thailand Ratchthani Leasing Public Company Limited would like to clarify the management discussion and analysis for the year ended 31 December 2017 (Unaudited) as

: President The Stock Exchange of Thailand Ratchthani Leasing Public Company Limited would like to clarify the management discussion and analysis for the year ended 31 December 2017 (Audited) as follows

SATHORN, BANGKOK 10120 PHONE : +66 (0) 2625 1188 FAX : +66 (0) 2625 1103 www.jubileediamond.co.th No. CS11/2019 August 13rd, 2019 Subject: Connected Transaction Attn: Director and Manager, The Stock

1188 FAX : +66 (0) 2625 1103 www.jubileediamond.co.th CS011/2018 August 7th, 2018 Subject : Connected Transaction Attention : The President The Stock Exchange of Thailand The Board of Directors' Meeting