conversion scheme. - Gain on exchange rate was achieved of THB 311 million in year 2017, which higher than last year of THB 257 million due to the strengthen in THB as compared to US dollar. In Q1/18, the

KAEWSONG (2548) PUBLIC COMPANY LIMITED GLOBAL THAI FINANCE , LTD COMPANY LIMITED GLOBLEX SECURITIES COMPANY LIMITED KHAO KLA VENTURE CAPITAL MANAGEMENT COMPANY LIMITED CRYPTOMIND ADVISORY COMPANY LIMITED

(loss) of the year 464.4 29.2% (299.9) (11.4%) (164.6%) Adjusted items Net unrealized loss on exchange rate - - 29.0 1.1% - Non-recurring items2 235.5 14.8% (261.8) (9.9%) (211.2) Adjusted EBITDA3 715.8

) Attention : Director and Manager of the Stock Exchange of Thailand I.C.C. International Public Company Limited would like to report the resolutions of the Board of Directors’ Meeting # 11/2560 held on March

@halcyon.co.th No. CS-2563/003 27 February 2020 Subject: Management Discussion and Analysis for the Year Ended December 31, 2019 To: Directors and Managers The Stock Exchange of Thailand Halcyon Technology Public

(Translation) UAC.CS/002/2019 February 28, 2019 Subject: Explanation of the operating results for the year period ended December 31, 2018 To: President The Stock Exchange of Thailand Attachment

(Translation) UAC.CS/010/2019 May 10, 2019 Subject: Explanation of the operating results for the first quarter period ended March 31, 2019 To: President The Stock Exchange of Thailand Attachment

explanation and analysis for three-month period ended 31 March 2019 Attention: The President of, The Stock Exchange of Thailand ZIGA Innovation Public Company Limited ( “ the Company” ) would like to clarify

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

14 November 2019 Subject: Management Discussion and Analysis for the 9-Month Period Ended September 30, 2019 To: Directors and Managers The Stock Exchange of Thailand Halcyon Technology Public