Indonesia: SDE launches first underground coal mine in South Kalimantan
Indonesian coal producer, Sumber Daya Energi (SDE) has initiated commercial operations at the country's inaugural underground mine in Kotabaru, South Kalimantan. Covering an expansive 184.92 kms, the mine holds an estimated 293 mnt of coal reserves and 589 mnt of resources, targeting an annual production of 10 mnt post-stabilisation. The mine, with a business permit (IUP) expiring in May 2034, began construction in CY'21.