GC One Report 2023 [EN]

Connected Transaction Connected Transaction between Related Companies For the 2023 accounting period, GC conducted significant business transactions with related companies with common shareholders and/or Directors. Connected transactions with other entities which may result in conflicts of interest are based on market or contractual prices - if there are no reference market prices. Details of the relationships with these companies are as follows: Company Relationship As at 31st December 2023 Connected Transaction 2021 2022 2023 (million baht) 1. PTT Public Company Limited (PTT) Major shareholder holding 45.18% of the shares in GC Directors who are PTT Executives: 1. Mr. Noppadol Pinsupa 2. Mr. Chadil Chavanalikikorn 3. Mr. Cherdchai Boonchoochauy 4. Mr. Kongkrapan Intarajang Common Management: 1. Mr. Kongkrapan Intarajang 2. Miss Pattaralada Sa-Ngasang Sales/Purchase transaction of products and services Statements of Income Transactions Sales of goods or rendering of services 19,503 12,431 19,584 Purchases of goods or receiving of services 272,177 377,709 343,693 Other income 10,068 64 14 Interest expense 18 20 20 Other expense 160 57 55 Statements of Financial Position Balances Trade accounts receivable - related parties 2,063 1,116 2,456 Other accounts receivable - related parties 497 400 312 Trade accounts payable - related parties 47,288 38,281 50,933 Other accounts payable - related parties 103 191 401 Lease liabilities - related parties 560 545 560 229 PTT GLOBAL CHEMICAL PUBLIC COMPANY LIMITED Form 56-1 One Report 2023

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