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

. Accordingly, customers repatriating their funds before such time would be entitled for only a two-third refund for the amount. The 30 percent reserve requirement had a severe impact on the stock market; the SET

-Translation - Ref. APURE 002/2019 February 22, 2019 Subject : Financial Position and Operating Performance of year 2018 Attention : The Director and President of the Stock Exchange of Thailand

from both domestic and international demand which were impacted by the coronavirus (COVID-19) pandemic and various severe measures for controlling the outbreak. Therefore it affected to the economic

-1 - Translation - Ref. LPN/SorKor/217/2562 7th August 2019 Re: Consolidated Financial Statements Analysis Q2/2019 Dear: President The Stock Exchange of Thailand L.P.N. Development Public Co., Ltd

- Translation - Ref : LPH/SET 2018/016 August 10, 2018 Subject : Clarification on the Operating Results for the 3-month and 6-month period ended June 30, 2018 (Q2/2018) To : President The Stock

Page 1 Date 13 May 2020 Re: Management Discussion & Analysis for the 3-months period Ended 31 March 2020 To The President of the Stock Exchange of Thailand (SET) CHAOPRAYAMAHANAKORN PUBLIC COMPANY

Page 1 Date 11 November 2020 Re: Management Discussion & Analysis for the 9-months period Ended 30 September 2020 To The President of the Stock Exchange of Thailand (SET) CHAOPRAYAMAHANAKORN PUBLIC

associates of THB 53mn mainly resulting from a severe COVID-19 impact in the Indonesian market.  Net loss was THB 161mn with a net loss margin of 31.7%.  However, EBITDA was a lower negative of THB 44mn. Our

30, 2019 To : President The Stock Exchange of Thailand K. W. Metal Work Public Company Limited (the “Company”) would like to submit management discussion and analysis of significant changes for the