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Entity Subsidiaries

: PTT Public Company Limited

Subsidiary	Percentage	From	To
IRPC Public Company Limited	45.05%	02/2024	12/2050
PTT Exploration and Production Public Company Limited	63.79%	01/2024	12/2050
PTT Global Chemical Public Company Limited	48.18%	12/2021	12/2050
PTTGC International (Netherlands) B.V.	100.00%	01/2023	12/2050
Thai Oil Public Company Limited	51.97%	12/2020	12/2050