The Board of Directors' Meeting of Halcyon Technology Public Company Limited No. 1/2022 held on February 25, 2022 passed the important resolutions as following: Approved the appointment of Mr. Soraj Sutanadhan (currently holding the positions of Director, Executive Director, and Senior Executive Vice President) as the Chief Executive Officer (CEO) in place of Mr. Pete Rimchala, whose office term will end this year. Mr. Soraj Sutanadhan started working with the Company's subsidiary, Halcyon Metal Co.

Ltd. ("HM") since 2006; and was appointed Director and Executive Vice President of the Company and subsidiary HM in 2010 before he was appointed the Company's Senior Executive Vice President in 2017. Mr. Soraj is an executive who has the appropriate experience and engineering knowledge about the Company's products, as well as the management of the Company to be able to contribute to the growth and sustainability of the Company in the future. The Board has approved the appointment of Mr. Soraj Sutanadhan as the CEO in place of Mr. Pete Rimchala to support the new generation of executive to have more roles of internal management of the Company, while Mr. Pete will continue to focus on the overall business development of the Group, as well as the management of foreign subsidiaries.

Mr. Pete will retain the position of Chairman of the Board. This is to be effective on 1 March 2022.