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

M.D. 042/2020 February 12, 2020 Subject : Disclosure of the information connected transactions To : President of the Stock of Exchange of Thailand Kang Yong Electric Public Company Limited hereby

M.D. 042/2020 February 12, 2020 Subject : Disclosure of the information connected transactions (Revised) To : President of the Stock of Exchange of Thailand Kang Yong Electric Public Company Limited

M.D. 053/2019 February 13, 2019 Subject : Disclosure of the information connected transactions To : President of the Stock of Exchange of Thailand Kang Yong Electric Public Company Limited hereby

Page 1 of 5 August 14, 2018 Subject : Operating Result Quarter 2 Ending June 30, 2018 To : The President The Stock Exchange of Thailand WICE Logistics Public Company Limited would like to clarify the

10 November 2017 Subject: Management Discussion & Analysis for 3th quarter ending 30 September 2017 (Rev1) To: The President The Stock Exchange of Thailand Harn Engineering Solutions Public Company

M.D. 088/2020 June 12, 2020 Subject : Disclosure of the information connected transactions To : President of the Stock of Exchange of Thailand Kang Yong Electric Public Company Limited hereby notify

หนา้ 1 จาก 5 November 13, 2018 Subject : Management Discussion and Analysis Quarter 3 Ending 30 September 2018 To : The President The Stock Exchange of Thailand WICE Logistics Public Company Limited

February 21 ,2018 Subject : Clarification of Performance for 2017 To : The President The Stock Exchange of Thailand WICE Logistics Public Company Limited would like to clarify the altering operating

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