President The Stock Exchange of Thailand 1. Overview financial performance of E for L Aim Public Company Limited (“EFORL” or “the Company”) and its subsidiaries (collectively as “the Companies”) for Q1/2019

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

[COMPANY NAME] Ref.: EFORL IR 024/2019 August 15, 2019 Subject: Management Discussion and Analysis Quarter 2 Ending 30 June 2019 To President The Stock Exchange of Thailand 1. Overview financial

August 28, 2019 Re: Clarification of the operating results of company and its subsidiaries for the year ended December 31, 2017 To: Boards and Managements The Stock Exchange of Thailand K.C. Property

1/4 August 28, 2019 Re: Clarification of the operating results of company and its subsidiaries for the year ended December 31, 2017 To: Boards and Managements The Stock Exchange of Thailand K.C

/2561 June 19, 2018 Subject: Management’s discussion and analysis of the Company’s operating results for Q1/2018 period To: President The Stock Exchange of Thailand DOD Biotech Public Company Limited

Management Discussion and Analysis, Q2/2018 Page1/4 Ref. IR61/12 10 August 2018 Subject: Management Discussion and Analysis, 2nd Quarter Ending 30 June 2018 To : President Stock Exchange of Thailand

November 13, 2018 Subject: MD&A for the financial statements of the 3rd quarter of fiscal year 2018 ended as of September 30, 2018 To: The President The Stock Exchange of Thailand Aapico Hitech Public

Operating Results of the Company in Q2/2019 Q2/18 Q2/19 1H/18 1H/19 Change +/(-) (THB million) YoY 1H Operating Revenue 206 312 51% 405 599 48% Gross Profit 138 201 46% 273 389 42% EBITDA 49 95 94% 99 186 88

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