Management Name : Miss VARALEE LEKHAWORANAN | Type of securities : Common share | Methods of Acquisition / Disposition : Buy | Transaction Date : 14/06/2018

Management Name : Mr RAIVIN LEKAVORRANAN | Type of securities : Common share | Methods of Acquisition / Disposition : Buy | Transaction Date : 23/08/2017

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

Year Receive Date Details GENERAL ENGINEERING PUBLIC COMPANY LIMITED 2022 31/03/2023 GENERAL ENGINEERING PUBLIC COMPANY LIMITED 2021 18/04/2022 GENERAL ENGINEERING PUBLIC COMPANY LIMITED 2020 31/03/2021

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

first bilateral memorandums of understanding designating multilateral cooperation for digital transformation of the Thai capital market in line with Thailand 4.0 Blueprint, on 27 May 2019 at the SEC

Period As Of Details CAPITAL ENGINEERING NETWORK PUBLIC COMPANY LIMITED 2023 Reviewed Consolidated Q2 30/06/2023 CAPITAL ENGINEERING NETWORK PUBLIC COMPANY LIMITED 2023 Reviewed Company Q2 30/06/2023

Year Receive Date Details UNIMIT ENGINEERING PUBLIC COMPANY LIMITED 2022 30/03/2023 UNIMIT ENGINEERING PUBLIC COMPANY LIMITED 2021 31/03/2022 UNIMIT ENGINEERING PUBLIC COMPANY LIMITED 2020 01/04/2021

Period As Of Details WELL GRADED ENGINEERING PUBLIC COMPANY LIMITED 2023 Reviewed Consolidated Q2 30/06/2023 WELL GRADED ENGINEERING PUBLIC COMPANY LIMITED 2023 Reviewed Company Q2 30/06/2023 WELL GRADED

Period As Of Details EASTERN TECHNICAL ENGINEERING PUBLIC COMPANY LIMITED 2023 Reviewed Consolidated Q2 30/06/2023 EASTERN TECHNICAL ENGINEERING PUBLIC COMPANY LIMITED 2023 Reviewed Company Q2 30/06/2023