GC One Report 2023 [EN]

Company Relationship As at 31st December 2023 Connected Transaction 2021 2022 2023 (million baht) 2. Global Power Synergy Public Company Limited (GPSC) Other related company (GC holds 10% of the shares) Major shareholder (PTT) holds 47.27% of the shares Common Director 1. Mr. Noppadol Pinsupa Executive who is Director of GPSC: 1. Mr. Kongkrapan Intarajang Sales/Purchase transaction of products and services Statements of Income Transactions Sales of goods or rendering of services 118 105 102 Purchases of goods or receiving of services 10,232 13,981 12,153 Other income 16 10 10 Interest expense 2 2 2 Other expense 3 2 7 Statements of Financial Position Balances Trade accounts receivable - related parties 26 22 17 Other accounts receivable - related parties 141 121 151 Trade accounts payable - related parties 1,019 1,217 1,996 Other accounts payable - related parties 7 9 11 Payables to contractors - related parties 4 - - Lease liabilities - related parties 71 71 60 3. PTT Digital Solutions Company Limited (PTT DIGITAL) Associate company (GC holds 40% of the shares) Major shareholder (PTT) holds 20% of the shares Executives who are Directors of PTT DIGITAL: 1. Mr. Anutin Chuaypen 2. Mrs. Chatsuda Kanjanarat Services transaction Statements of Income Transactions Purchases of goods or receiving of services 1 - 1 Other income 59 50 47 Other expense 450 604 518 Statements of Financial Position Balances Other accounts receivable - related parties 33 15 20 Trade accounts payable - related parties - 1 - Other accounts payable - related parties 140 183 121 Payables to contractors - related parties 57 34 31 230

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