IRPC Annual Report 2023

60 Geographic information Revenue from external customers is based on locations of the customers. (Unit: Million Baht) Consolidated financial statements 2023 2022 Revenue from external customers Thailand 223,981 211,737 Singapore 45,508 56,836 Others 49,558 56,227 Total 319,047 324,800 Major customers In 2023, the Group has revenue from a major customer which is a related party, amounting to Baht 51,543 million (2022: Baht 46,848 million), arising from sales by petroleum products and other segments. (Unit: Million Baht) Consolidated financial statements Separate financial statements 2023 2022 2023 2022 Timing of revenue recognition Revenue recognised at a point in time 318,853 324,623 317,876 323,659 Revenue recognised over time 194 177 140 112 Total revenues from contracts with customers 319,047 324,800 318,016 323,771 33. Provident fund The Group and its employees have jointly established a provident fund in accordance with the Provident Fund Act B.E. 2530. The fund, which is managed by a Fund Management Company, will be paid to employees upon termination in accordance with the rules of fund of the Group. During 2023, the Group contributed Baht 414 million (2022: Baht 408 million) (the Company only: Baht 411 million 2022: Baht 405 million) were recognised as expenses. 353 56-1 ONE REPORT 2023 Notes to the Consolidate Financial Statements

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