In the dispute between Mandiri Sejahtera Energindo and Pasir Prima Coal, the former's camp briefly held lead. In May, three judicial institutions agreed that Mandiri Sejahtera has the right to mine in the Penajam Passer Utara Regency, East Kalimantan. But in early June, the company experienced a setback.

Conflict between the two mining companies has lasted nine years. In mid-November 2008, Mandiri Sejahtera obtained a coal-mining concession in P