Management Name : Mr NATEE PANICHEWA | Type of securities : Common share | Methods of Acquisition / Disposition : Buy | Transaction Date : 03/07/2018

Management Name : Miss SOMJAI PRATHUMTONG | Type of securities : Common share | Methods of Acquisition / Disposition : Sell | Transaction Date : 11/12/2015

Miss Suttirat Sewee Miss Suttirat Sewee, Director responsible for the operation of Thai Unique Coil Center Public Company Limited (“TUCC”) failed to supervise TUCC to prepare and submit (1) the

Year Receive Date Details UNIQUE MINING SERVICES PUBLIC COMPANY LIMITED 2020 30/03/2021 UNIQUE MINING SERVICES PUBLIC COMPANY LIMITED 2019 31/03/2020 UNIQUE MINING SERVICES PUBLIC COMPANY LIMITED 2018 09

Period As Of Details UNIQUE MINING SERVICES PUBLIC COMPANY LIMITED 2023 Reviewed Company Q2 30/06/2023 UNIQUE MINING SERVICES PUBLIC COMPANY LIMITED 2023 Reviewed Consolidated Q2 30/06/2023 UNIQUE MINING

Period As Of Details UNIQUE ENGINEERING AND CONSTRUCTION PUBLIC COMPANY LIMITED 2023 Reviewed Consolidated Q2 30/06/2023 UNIQUE ENGINEERING AND CONSTRUCTION PUBLIC COMPANY LIMITED 2023 Reviewed Company Q2

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