PTBA raises high calorific value coal output target Thursday, September 2 2021 - 03:04PM WIB By Tri Subhki R IDX-listed coal producer PT Bukit Asam Tbk PTBA has raised its high ... Log in to read the story Login Related News & Products Indonesia Coal Industry Map 2023 Indonesian Nickel Book 2022 Resource Alam aims for higher coal production this year PEFINDO has assigned its idAA rating to PT Dian Swastatika Sentosa Tbk Free Indonesian Nickel Report Issue 48 Indonesian Coal Report Issue 51 Opinion: Challenges amidst the increase in coal production targets Opinion: Coal financing against a net zero world