/2561 August 7, 2018 Subject: Management’s discussion and analysis of the Company’s operating results for Q2/2018 period To: President The Stock Exchange of Thailand DOD Biotech Public Company Limited

1 Ref: CK-20-0000-AFD(AC)-L-0042 August 14, 2020 Subject: Clarification on Operating Result and Financial Position for the six-month period ended June 30, 2020 Attention: President The Stock Exchange

discount since the demand and supply of biodiesel close to equilibrium. With deducting the effect of Stock Gain & NRV of THB 92 million, the Company had Adjusted EBITDA of THB 253 million, an increase of 18

mandatory diesel to gradually replace B7 since January 2020. Comparison with 1Q2020, CPO price plummeted, pressured by a high level of CPO stock in Thailand due to high seasonal palm production in this

Management Discussion and Analysis 1 Ref: AC.017/2020 18 May 2020 Subject: Management discussion and analysis of financial position and operating results To: President and Manager The Stock Exchange

Microsoft Word - 2017_Q3 Results Notification letter_English November 7, 2017 The Director and Manager The Stock Exchange of Thailand Re: Information on Third Quarter of 2017 Operating Results KCE

1 Translation CEN 012-2020 May 15, 2020 Subject : Management discussion and analysis for business operation Quarter 1-2020 To : The Manager and President The Stock Exchange of Thailand Summarization

(MD&A) for the year 2019 Attention: The President The Stock Exchange of Thailand The Company wishes to present the Management Discussion & Analysis (MD&A) on the operating and financial status for the

14 August 2019 Subject: Management Discussion and Analysis for the 6-Month Period Ended June 30, 2019 To: Directors and Managers The Stock Exchange of Thailand Halcyon Technology Public Company

@halcyon.co.th No. CS-2563/013 14 August 2020 Subject: Management Discussion and Analysis for the 3-Month Period Ended 31 March 2020 To: Directors and Managers The Stock Exchange of Thailand Halcyon Technology