Mr. Tanon Tantisunthorn Mr. Tanon Tantisunthorn, Deputy Chief Executive Officer of Gulf Energy Development Public Company Limited (“GULF”) was required to prepare and submit a report on the change

change in the payment method. Does not affect the size of the transaction. And the proportion of the Company's shares. As previously disclosed in the Information Memorandum on Acquisition of Assets is

Mr Pipope Chokvathana Mr Pipope Chokvathana, Director of Saha Pathana Inter-Holding Public Company Limited (“SPI”) was required to prepare and submit a report on the change in securities holdings

Mr. Sukum Tokaranyaset Mr. Sukum Tokaranyaset, Director of Khon Kaen Sugar Industry Public Company Limited (“KSL”) was required to prepare and submit a report on the change in securities holdings

Mr. Suchet Ritteephamorn Mr. Suchet Ritteephamorn, Director of AssetWise Public Company Limited (“ASW”) was required to prepare and submit a report on the change in securities holdings (Form 59) in

the change in securities holdings (Form 59) in accordance with the SEC’s regulations, as she had conducted a transaction involving the sale of THANA securities on 24 March 2022. However, Ms. Wiphanan

Mr. Charndej Tamesirichai Mr. Charndej Tamesirichai, Director of Sahamit Machinery Public Company Limited (“SMIT”), was required to prepare and submit a report on the change in securities holdings

Mr Tos Chirathivat Mr Tos Chirathivat, Director of Central Retail Corporation Public Company Limited (“CRC”), was required to prepare and submit a report on the change in securities holdings (Form 59

September 2021) under the budget approved by the general meeting of shareholders 07/10/2021 08:01 Progress on the Purchase of Newly Issued Shares and the change of the name of High Shopping Company Limited 21

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