The Stock Exchange of Thailand 1. Analysis of Overall Operating Results and Financial Position of the Company and its subsidiary 1.1 Analysis of Overall Operating Results for the Company and its

-Translation- Ref. WINNER 028/2020 November 12, 2020 Subject: Management Discussion and Analysis for the 3-month period and 9-month period ended 30 September 2020 To: The President The Stock Exchange

1 Ref: AC.031/2017 15 August 2017 Subject: Management discussion and analysis of financial position and operating results To: President and Manager The Stock Exchange of Thailand Overall operating

1 Ref: AC.042/2017 14 November 2017 Subject: Management discussion and analysis of financial position and operating results To: President and Manager The Stock Exchange of Thailand Overall operating

คำอธิบายและการวิเคราะห์ของฝ่ายจัดการ 9 May 2019 Re: To clarify the financial statements as of 31 March 2019 To: President The Stock Exchange of Thailand WHA Corporation Public Company Limited (the

Page 1 of 6 - Translation - Ref. WINNER 0024/2019 August 13, 2019 Re Management Discussion and Analysis (MD & A) for Q2/2019 To The President The Stock Exchange of Thailand 1. Analysis of Overall

1 Ref: AC.021/2018 14 August 2018 Subject: Management discussion and analysis of financial position and operating results To: President and Manager The Stock Exchange of Thailand Overall operating

1 Ref: AC.028/2018 13 November 2018 Subject: Management discussion and analysis of financial position and operating results To: President and Manager The Stock Exchange of Thailand Overall operating

คำอธิบายและการวิเคราะห์ของฝ่ายจัดการ 28 February 2020 Re: To clarify the financial statements as of 31 December 2019 To: President The Stock Exchange of Thailand As WHA Corporation Public Company

increase the asset utilization efficiency. Return on equity was 42.0% decreasing from previous, as a result of the ability to maintain profitability, the stock buyback, and the Company’s interim dividend