other persons to manipulate the price and trading volume of The Union Mosaic Industry Public Company Limited (UMI) shares by trading such shares continuously in concealment through several trading

Mrs. Kodchaphon Singtong Mrs. Kodchaphon Singtong agreed or conspired with twelve other persons to manipulate the price and trading volume of The Union Mosaic Industry Public Company Limited (UMI

Mr. Chukiat Singthong Mr. Chukiat Singthong agreed or conspired with twelve other persons to manipulate the price and trading volume of The Union Mosaic Industry Public Company Limited (UMI) shares

trading volume of The Union Mosaic Industry Public Company Limited (UMI) shares by allowing the accounts for securities trading and bank deposit to be opened in his name and facilitating relevant financial

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

Period As Of Details UNION PETROCHEMICAL PUBLIC COMPANY LIMITED 2023 Reviewed Consolidated Q2 30/06/2023 UNION PETROCHEMICAL PUBLIC COMPANY LIMITED 2023 Reviewed Company Q2 30/06/2023 UNION PETROCHEMICAL

Year Receive Date Details UNION PLASTIC PUBLIC COMPANY LIMITED 2022 07/04/2023 UNION PLASTIC PUBLIC COMPANY LIMITED 2020 24/03/2021 UNION PLASTIC PUBLIC COMPANY LIMITED 2019 09/04/2020 UNION PLASTIC

BANGKOK SOLAR POWER COMPANY LIMITED BANGKOK STEEL INDUSTRY PUBLIC COMPANY ... BANGKOK UNION INSURANCE PUBLIC COMPANY... BANGPAKONG LIGHYER COMPANY LIMITED BANGSAPARN BARMILL PUBLIC COMPANY LIMI... BANGYAI

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

UMI: THE UNION MOSAIC INDUSTRY PUBLIC COMPANY LIMITED UPOIC: UNITED PALM OIL INDUSTRY PUBLIC COMPANY LIMITED WIN: WYNCOAST INDUSTRIAL PARK PUBLIC COMPANY LIMITED WINDOW: บริษัท วินโดว์ เอเชีย จำกัด