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

and offer Note: this analysis followed a methodology of Analysis of High-frequency Trading at Tokyo Stock Exchange, The Securities Analysts Association of Japan (Hosaka, 2014) Common stocks. For the

1 -Translation- No.ECF2 004/2018 24 January 2018 Subject: Change in Shareholding Structure of the Planet Board Company Limited, a Subsidiary Company of the Company To: President The Stock Exchange of

Page 1 of 2 Ref. GEL.CS.012/2561 25th April 2018 Subject: The disposition of warrants to purchase common stock of Millcon Steel Public Company Limited No.4 (MILL-W4) To: President The Stock Exchange

Page 1 of 2 Ref. GEL.CS.003/2561 27th February 2018 Subject: The disposition of warrants to purchase common stock of Millcon Steel Public Company Limited No.3 (MILL-W3) To: Director and Manager The

Stock Exchange of Thailand Reference is made to that the East Coast Furnitech Public Company Limited (the “Company”) has held the Board of Director’s Meeting No. 1/2018 on 23 January 2018 at 10.00 am at

(ThaiCERT). Given the more sophisticated cyber risks, financial institutions as service providers, and customers as users, are increasingly vulnerable to losses. In terms of cyber security readiness, however

: BI.IO.(1) 19/2018 September 18, 2018 President The Stock Exchange of Thailand Dear Sir, Re : Investment of common shares in Thai Payment Network Company Limited On behalf of Bangkok Bank Public Company

: BI.IO.(1) 7/2018 June 6, 2018 President The Stock Exchange of Thailand Dear Sir, Re : Investment of common shares in Perennial HC Holdings Pte. Ltd. On behalf of Bangkok Bank Public Company Limited (“the

: BI.IO.(1)14/2018 August 9, 2018 President The Stock Exchange of Thailand Dear Sir, Re : Investment of common shares in Siam Solar Generation Company Limited On behalf of Bangkok Bank Public Company