BUSINESS OPERATION AND PERFORMANCE CORPORATE GOVERNANCE FINANCIAL REPORTS AND FINANCIAL STATEMENTS APPENDIX Company Relationship As at 31st December 2021 Connected Transaction 2019 2020 2021 (million baht) 17.PTTEP Services Limited Subsidiary of PTTEP Services transaction Statements of Income Transactions Other expense 1 1 - 18.Labix Company Limited (LABIX) Subsidiary of TOP Sales/Purchase transaction of products and services Statements of Income Transactions Sales of goods or rendering of services 10 2 - 19.Sak Chaisidhi Co., Ltd. (SAKC) Subsidiary of TOP Sales/Purchase transaction of products and services Statements of Income Transactions Sales of goods or rendering of services 2,124 1,309 803 Statements of Financial Position Balances Trade accounts receivable – related parties 206 131 - 20.Sport Services Alliance Company Limited (SSA) Major shareholder (PTT) indirectly holds shares Executive who is Director of SSA: 1. Mr. Pirun Krimwongrut Services transaction Statements of Income Transactions Other expense 37 11 12 21.UBE Chemicals (Asia) Public Co., Ltd. (UCHA) Associate of IRPC Sales/Purchase transaction of products and services Statements of Income Transactions Sales of goods or rendering of services 22 22 3,384 Statements of Financial Position Balances Trade accounts receivable – related parties 2 2 308 22. Energy Complex Company Limited (ENCO) Major shareholder (PTT) holds 50% of the shares Services transaction Statements of Income Transactions Sales of goods or rendering of services 46 48 51 Other income - 2 2 Interest expense - 3 2 Other expense 213 146 128 Statements of Financial Position Balances Trade accounts receivable – related parties 9 8 9 Other accounts receivable – related parties 1 1 3 Other accounts payable – related parties 4 5 2 Lease liabilities - related parties - 54 179 (PTTEP Services) 209
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