จดหมายชี้แจงQ161e May 14, 2018 The Managing Director The Stock Exchange of Thailand Subject : Management Discussion and Analysis for three month Ending 31 March 2018 Summary of the 1 st Quarter

(Translation) (Translation) IR 015/18 August 9, 2018 President and Director The Stock Exchange of Thailand Subject : To explain the reasons on the company’s net profit (net loss) more than 20% from

August 10, 2018 SET-18-AC-002 Dear The President The Stock Exchange of Thailand Subject: Clarification of Result’s Operation for the three months ended 30 June 2018 According to the resolution of

November 8, 2018 SET-18-AC-003 Dear The President The Stock Exchange of Thailand Subject: Clarification of Result’s Operation for the three months ended 30 September 2018 According to the resolution

(Translation) (Translation) IR 024/18 November 14, 2018 President and Director The Stock Exchange of Thailand Subject : To explain the reasons on the company’s net profit (net loss) more than 20

Microsoft Word - 015 ชี้แจงกำไรE (Translation) IR 015/20 May 14, 2020 Re : To explain the reasons on the company’s net profit (net loss) more than 20% from last year. To : The President The Stock

(Translation) (Translation) IR 014/19 November 12, 2019 President and Director The Stock Exchange of Thailand Subject : To explain the reasons on the company’s net profit (net loss) more than 20

Our Ref: APURE 022/2021 13 August 2021 Subject Clarification on Second Quarter’s Operating Performance (2/2021) Attn. To President The Stock Exchange of Thailand The company clarifies causes and

Our Ref: APURE 019/2023 12 May 2023 Subject Clarification on First Quarter’s Operating Performance (1/2023) Attn. To The Director and President of the Stock Exchange of Thailand The company clarifies

and introducing provisions for Digital Infrastructure Main Operator;  (2) Supervision of Securities and Derivatives Business Operators: revising regulations for major shareholders of business operators