Page 1 of 3 T.K.S. TECHNOLOGIES Business Overview T.K.S. Technologies Public Company Limited (“company”) reported total revenues from sales of THB 312 mil. for the 1st quarter 2018, which dropped of

1 -Translation- Ref :IR 62/023 December 23, 2019 Subject: Change in Shareholding Structure of Subsidiary Company (edit) To: President, The Stock Exchange of Thailand T.K.S. Technologies Public

1 -Translation- Ref :IR 62/023 December 23, 2019 Subject: Change in Shareholding Structure of Subsidiary Company (edit no.2 ) To: President, The Stock Exchange of Thailand T.K.S. Technologies Public

Page 1 of 3 T.K.S. TECHNOLOGIES Unit: % Y2019 Y2018 As Reported (% to Sales) Gross profit margin 21.3% 21.0% TKS 23.4% 23.6% TBSP 18.6% 16.9% Gross profit margin in 2019 was 21.3% in comparison to

T.K.S. TECHNOLOGIES 1 March 2021 Re: Management Discussion and Analysis for the period ended 31 December 2020 To: President The Stock Exchange of Thailand T.K.S. Technologies Public Company Limited

, derivatives fund manager and digital asset fund manager.    ** Companies https://www.sec.or.th/EN/Pages/News_Detail.aspx?SECID=9518 Investor Alert Technologies Unlicensed digital asset business 01/08/2024

management business, derivatives fund manager and digital asset fund manager.    ** Companies https://www.sec.or.th/EN/Pages/News_Detail.aspx?SECID=9518 Investor Alert Technologies Unlicensed digital asset

sustainable efficiency in all aspects of market development.The plan involves several key implementations, including support for entry of wealth advisory service providers, optimum utilization of technologies

Page 1 of 4 T.K.S. TECHNOLOGIES THB million 1H18 1H17 %Chg As Reported Total Revenues 900 653 38% Company 624 653 -4% TBSP 276 - 100% 2Q18 Key Highlight On April 4, 2018, the Company had acquired the

รถยนต์รวม 35,000 ตนั/ปี บริษัทจึงขอเรียนให้ทราบวา่ บริษัทได้ด าเนินการเข้าซือ้กิจการ Longlaville Durafiber Technologies (DFT) SAS และได้เข้าครอบครองโรงงานดงักลา่วเรียบร้อยแล้ว เมื่อวนัที่ 5 ตลุาคม 2560 จึง