Corporate Presentation 6M2015 Results

Appendix The Subsidiaries: Coal Bukit Asam PTBA Structure PTBA operates a fully integrated large coal mining in Tanjung Enim (South Sumatera), Ombilin (West Sumatera), Peranap (Riau), and East Kalimantan with Total Resources & Reserves are 7.29 billion tons and 1.99 billion tons Bukit Asam The Indonesian Government owns 65% of Total Shares Trading respectively Power Logistic Gas Investment . Bukit Kendi (75%), Bukit Asam Prima (99.99%) coal mining, South Sumatera • International Prima Coal (51%), East Kalimantan • Bukit Pembangkit Innovative (59.75%) ⚫ Huadian Bukit Asam Power (45%) PT. BATUBARA BUKIT KENDI INTERNASIONAL PRIMA COAL PT INTERNASIONAL PRIMA COAL Prima Bukit Prima Bahari Pelabuhan Bukit Prima Anthrakas bpi PT BUKIT PEMBANGKIT INNOVATIVE Internasional Prima Cemerlang Tabalong Prima Resources Mitra Hasrat Bersama BukitAsam HUADIAN BUKIT ASAM POWER Bukit Asam Transpacific Railway (10%) BUKITASAM TRANSPACIFIC RAILWAYS • • . Bukit Asam Metana Enim (99.99%) Bukit Asam Metana Ombilin (99.99%) Bukit Asam Metana Peranap (99.99%) enim PT. BUKIT ASAM METHANA ENIM BukitAsam MetanaOmblin BukitAsam Metana Peranap Bukit Multi Investama (99,86%) CEMI Bumi Sawindo Permai Satria Bahana Sarana Bukit Asam Medika Bukit Energi Investama Banko PT Bukit Asam Banko 19

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