April HBA weakens amid Covid-19 pandemic Tuesday, April 7 2020 - 01:39PM WIB The government sets its coal reference price HBA for April at US per ton down from ... Log in to read the story Login Related News & Products Indonesian Coal Report Issue 51 RMK Energy targets 48.9% increase in coal sales this year Indonesian Nickel Book 2022 MEMR approves TBBE’s RKAB for 3 years Indonesian Nickel Report Issue 48 Opinion: Sumatera coal industry update and future prospect Indonesia Coal Industry Map 2023 RMKO aims to triple net profit this year