The company produced 37.1 million tonnes in 2022 and sold 31.6 million tonnes, including 12.5 million tonnes for exports, chief executive Arsal Ismail told reporters.

Bukit Asam booked 12.6 trillion rupiah ($816.86 million) in net profit last year, up 159% from a year earlier, as global prices of coal surged amid booming energy demand and supply disruption due to the war in Ukraine.

"This is the biggest profit in Bukit Asam's history," Arsal said. For 2023, Bukit Asam is aiming for a sales volume of 41.2 million tonnes.

($1 = 15,425.0000 rupiah)

(Reporting by Fransiska Nangoy; Editing by Ed Davies)