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

August 11, 2020 Subject: Management’s Discussion and Analysis for the second Quarter of 2020 To: The President The Stock Exchange of Thailand (SET) DOD Biotech Public Company Limited and its subsidiaries

The Stock Exchange of Thailand We, K.C. Property Public Company Limited and the subsidiaries (“the Company and its subsidiaries”) would like to clarify the operating performance for the first-quarter

, Samutsakhon 74000 No. DOD43/2563 May 14, 2020 To: The President The Stock Exchange of Thailand (SET) Subject: Management’s Discussion and Analysis for the first Quarter of 2020 DOD Biotech Public Company

November 11, 2020 Subject: Management’s Discussion and Analysis for the third quarter of 2020 To: The President The Stock Exchange of Thailand (SET) DOD Biotech Public Company Limited and its subsidiaries

Stock Exchange of Thailand We, K.C. Property Public Company Limited and the subsidiaries (“the Company and its subsidiaries”) would like to clarify the operating performance for the six-month period ended

Stock Exchange of Thailand We, K.C. Property Public Company Limited and the subsidiaries (“the Company and its subsidiaries”) would like to clarify the operating performance for the nine-month period

27 October 2020 At: ACC/HO 019/63 Re: Management Discussion and Analysis for the Quarter of 3/2020 To: President The Stock Exchange of Thailand During the third quarter of 2020 the Coronavirus 2019

the Stock Exchange of Thailand. If the incident results in no ability in recording an offer for trading come from variuos companies into a trading system at the same time and last longer than a period

Discussion and Analysis for the year 2021 ended as of December 31, 2021 Attention: President The Stock Exchange of Thailand AI Energy Public Company Limited (“the Company”) would like to submit the financial