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

According to the resolution of Board of Directors Meeting of T.K.S. Technologies Public Company Limited (“The Company”) No. 7/2018 held on 30 October 2018 that resolved to approve the establishment of

Stock Exchange of Thailand Attachment: Management Discussion and Analysis as at 31 March 2018 As the Golden Lime Public Company Limited (“the Company”) has submitted the interim financial statements of

, Nontaburi , 11120 บริษัท สุธากญัจน์ จ ากดั (มหาชน) GOLDEN LIME PUBLIC COMPANY LIMITED Tel : 0 2961 8652 – 6 Fax 0 2 9618650-1 Website : www.goldenlime.co.th Email : glmis@goldenlime.co.th Registration no

of the Stock Exchange of Thailand Attachment: Management Discussion and Analysis ended 30 September 2018 As the Golden Lime Public Company Limited (“the Company”) has submitted the Review report on the

President of the Stock Exchange of Thailand Attachment: Management Discussion and Analysis ended 31 December 2019 As Golden Lime Public Company Limited (“the Company”) has submitted the Auditor’s report on

Stock Exchange of Thailand Attachment: Management Discussion and Analysis ended 30 June 2018 As the Golden Lime Public Company Limited (“the Company”) has submitted the Review report on the Consolidated

Stock Exchange of Thailand Attachment: Management Discussion and Analysis ended 30 June 2020 As Golden Lime Public Company Limited (“the Company”) and its subsidiaries have submitted the Interim

closing formalities on the acquisition of Longlaville Durafiber Technologies (DFT) SAS on October 5th, 2017 and taken charge of the plant. Please be informed accordingly. Yours faithfully, (Mr. Souvik Roy

Page 1 of 2 T.K.S. TECHNOLOGIES THB million 9M18 9M17 %Chg As Reported Total Revenues 1,505 1,031 46% Company 963 1,031 (7%) TBSP 542 - 100% Company reported %Gross Profit Margin of 21% in 3Q18