Management Name : Mr PRICHA ATTAVIPACH | Type of securities : Common share | Methods of Acquisition / Disposition : Buy | Transaction Date : 13/11/2017

Management Name : Mr PRICHA ATTAVIPACH | Type of securities : Common share | Methods of Acquisition / Disposition : Buy | Transaction Date : 14/11/2017

Management Name : Mr PRICHA ATTAVIPACH | Type of securities : Common share | Methods of Acquisition / Disposition : Buy | Transaction Date : 15/11/2017

Management Name : Mr PRICHA ATTAVIPACH | Type of securities : Common share | Methods of Acquisition / Disposition : Buy | Transaction Date : 16/11/2017

Management Name : Mr PRICHA ATTAVIPACH | Type of securities : Common share | Methods of Acquisition / Disposition : Buy | Transaction Date : 17/11/2017

Management Name : Mrs PRANEE PHA-OENCHOKE | Type of securities : Common share | Methods of Acquisition / Disposition : Buy | Transaction Date : 21/12/2015

Management Name : Mrs PRANEE PHA-OENCHOKE | Type of securities : Common share | Methods of Acquisition / Disposition : Buy | Transaction Date : 24/12/2015

Management Name : Mrs PRANEE PHA-OENCHOKE | Type of securities : Common share | Methods of Acquisition / Disposition : Buy | Transaction Date : 05/03/2018

ชี้แจงภาษาอังกฤษไตรมาส2-2562 INTEGRITY QUALITY SERVICE SAHA-UNION GROUP August 13, 2019 RE : Explanation of change in operating results for the second quarter of 2019 exceeds twenty percent from the

Year Receive Date Details UNION PIONEER PUBLIC COMPANY LIMITED 2022 30/03/2023 UNION PIONEER PUBLIC COMPANY LIMITED 2021 24/06/2022 UNION PIONEER PUBLIC COMPANY LIMITED 2020 31/03/2021 UNION PIONEER