Reporter Common Share 09/04/2021 100,000 2.34 Purchase Link K&K SUPERWHOLESALE HATYAI 2009 PUBLIC COMPANY LIMITED (KK) Mr. ANUCHIT AMORNRATWITAYA Spouse / Cohabiting Couple (Mrs.Narumon Amornratwitaya

Ref.No.IVL001/08/2019 8th August 2019 President The Stock Exchange of Thailand Subject: Acquisition of Integrated Oxides and Derivatives Businesses/ Assets Enclosure: Information concerning the Acquisition of

methods of Acquisition/Disposition Remark CHAOPRAYAMAHANAKORN PUBLIC COMPANY LIMITED (CMC) Mr. WICHIAN PADHAYANUN Spouse / Cohabiting Couple (Miss PANYALUCK UDOMLEARTPRASERT) Common Share 21/06/2019 238,600

LIMITED (CRC) Mr. TOS CHIRATHIVAT Spouse / Cohabiting Couple (Mrs. Sookta Chirathivat) Common Share 02/03/2022 200,000 39.00 Sale Link CENTRAL RETAIL CORPORATION PUBLIC COMPANY LIMITED (CRC) Mr. TOS

Purchase Link NAVANAKORN PUBLIC COMPANY LIMITED (NNCL) Mrs. PERAYALUK TANGSUNAWAN Spouse / Cohabiting Couple (Mr. Pichet Tangsunawan) Common Share 25/06/2021 400,000 2.61 Purchase Link NAVANAKORN PUBLIC

Couple (Mrs. Nuntakorn Thongtang) Common Share 30/09/2020 10,000 19.40 Purchase Link BANGKOK DUSIT MEDICAL SERVICES PUBLIC COMPANY LIMITED (BDMS) Mr. ATT THONGTANG Spouse / Cohabiting Couple (Mrs

the derivatives broker including spouse, cohabiting couple and minor children thereof, and any person who has facts or circumstances that allow the SEC to consider that he/she is the undisclosed

INFORMATION AND COMMUNICATION NETWORKS PUBLIC COMPANY LIMITED (ICN) Mr. MONCHAI MANEPAIROJ Spouse / Cohabiting Couple (Mrs. Pandao Manepairoj) Common Share 18/09/2020 10,000 1.94 Purchase Link INFORMATION AND

218 20% Feedstock 78 136 151 (49)% 540 535 1% การจัดประเภทกลุ่มธุรกจิใหม่ Integrated PET 192 171 142 35% 841 466 81% Fibers 69 64 49 43% 232 191 22% Packaging 16 13 11 54% 53 40 35% Olefins 3 50 73 (97

% 261 218 20% Feedstock 78 136 151 (49)% 540 535 1% การจัดประเภทกลุ่มธุรกจิใหม่ Integrated PET 192 171 142 35% 841 466 81% Fibers 69 64 49 43% 232 191 22% Packaging 16 13 11 54% 53 40 35% Olefins 3 50 73