PT Sumber Daya Energi (SDE) holds the Mining Business License (IUP) for a coal mine in Sungai Durian, Kotabaru Regency, South Kalimantan. The Company is engaged in coal mining and coal sales; its principal product is Indonesian thermal coal for power generation.
Core figures on the mining area and resource base, with the basis and cut-off date stated for each.
Shareholding, mining rights and production progress.
China Qinfa Group acquired a 70% stake in SDE on 25 May 2021, increasing to 75% by end-2023. Following a 2024 restructuring, Zhejiang Energy Group indirectly holds a 30% interest in SDE.
The Company holds mining rights across five concessions — SDE, TSE, SME, VSE and IMJ. Its Mining Business License (IUP) has been renewed through 14 May 2034.
Trial production began on 18 December 2023. SDE-1 is in production; SDE-2 was commissioned on 28 March 2026 with a designed annual capacity of 10 Mtpa.
Business scope: coal mining and coal sales.
Mining is conducted under the Mining Business License (IUP) covering approximately 184.92 km² in Sungai Durian, Kotabaru Regency, South Kalimantan, Indonesia.
The Company sells its own coal and has entered into a coal supply agreement with Zhejiang Energy Asia Pacific for Indonesian thermal coal.
Indonesian thermal coal for power generation.
