Kenaikan laba bersih ini didukung oleh naiknya harga rata-rata batubara baik penjualan lokal maupun ekspor secara signifikan, kata Investor Relation PTBA, Nurtimah Tobing, di Jakarta, Senin.
The net profit hike was fueled by a significant rise in average coal prices at home and abroad, the company's investor relation officer, Nurtimah Tobing said.