Page 1 of 3 No. ACC6308/002 13 September 2020 เรื่อง Operating Results Clarification for the second quarter 2020, ended June 30 2020 เรียน Director/ Managing Director The Stock Exchange of Thailand

Ref: ACC6401 / 001 March 01, 2021 Subject Clarification of Operating results for the year 2020, Ending December 31, 2020 Attention: Director and Manager The Stock Exchange of Thailand As Advanced

the Securities and Exchange Commission, Thailand, and Thai Listed Companies Association for taking bold steps to promote women’s leadership roles, track progress, endorse the Women’s Empowerment

damages arising from or related to its use. ----------------------------- Notification of the Office of the Securities and Exchange Commission No. SorKhor/Nor. 10/2552 Re: Rules, Conditions and Procedures

No: AH 02022022 February 28, 2022 Subject: Management Discussion & Analysis (MD&A) for the financial statements of fiscal year 2021 ended as of December 31, 2021 To: The President The Stock Exchange of

Ref. PDI/BK-BS-050/2019 9th August 2019 Re: Management Discussion and Analysis (MD&A) For the three-month and six-month periods ended June 30, 2019 To: President The Stock Exchange of Thailand PDI

and the relevant risk exposure. The effectiveness of this registration statement neither represents that the Ministry of Finance of Thailand, the Securities and Exchange Commission or the Office of the

คำอธิบายและการวิเคราะห์ของฝ่ายจัดการ 10 August 2018 Re: To clarify the financial statements as of 30 June 2018 To: President The Stock Exchange of Thailand WHA Corporation Public Company Limited (the

., the subsidiary of the Company, and change in the accounting policy regarding the record of the land appraisal To: President The Stock Exchange of Thailand Attachment: Information Memorandum on the Asset

foreign exchange (623.03) 38.03 (661.06) (1,738.3) Profit attributable to owner of the Company 1,360.82 1,741.26 (380.44) (21.8) Profit attributable to owner of the Company before Fx 1,983.85 1,703.23