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

Period As Of Details UNION PIONEER PUBLIC COMPANY LIMITED 2023 Reviewed Company Q2 30/06/2023 UNION PIONEER PUBLIC COMPANY LIMITED 2023 Reviewed Company Q1 31/03/2023 UNION PIONEER PUBLIC COMPANY LIMITED

Exchange of Thailand (SET) Copy for : Secretary-general Securities and Exchange Commission Dear Sirs Union Pioneer Public Company Limited would like to inform on the 3rd type of related party transaction

ชื่อผู้ได้มา/จำหน่าย :?PIONEER INDUSTRIES (HOLDING) LIMITED | ประเภทหลักทรัพย์ : หุ้น | วันที่มีหน้าที่ : 29/03/2549

ชื่อผู้ได้มา/จำหน่าย :?PIONEER INETWORK LTD. | ประเภทหลักทรัพย์ : หุ้น | วันที่มีหน้าที่ : 27/01/2549

ชื่อผู้ได้มา/จำหน่าย :?PIONEER INETWORK | ประเภทหลักทรัพย์ : หุ้น | วันที่มีหน้าที่ : 09/05/2561

conglomeration, which is hard to avoid making transaction with relevant parties such as, the sales of securities via affiliated securities companies and any instruments issued or distributed by commercial banks

financial business operation, which is hard to avoid making transaction with relevant people such as, the sales of securities via affiliated securities companies and any instruments issued or on sale by

LIMITED Please enter search criteria Search Company ONEE: THE ONE ENTERPRISE PUBLIC COMPANY LIMITED PIMO: PIONEER MOTOR PUBLIC COMPANY LIMITED UPF: UNION PIONEER PUBLIC COMPANY LIMITED   Reset THE ONE

Report on Changes of Securities and Derivatives Holding in Reported by Position Reference No. Name of securities/derivatives holder Type of securities and derivatives Transaction Date No. of