INFORMASI SEGMEN Lanjutan SEGMENT INFORMATION Continued

These Consolidated Financial Statements are Originally Issued in Indonesian Language Ekshibit E81 Exhibit E81 PT TOWER BERSAMA INFRASTRUCTURE Tbk DAN ENTITAS ANAK CATATAN ATAS LAPORAN KEUANGAN KONSOLIDASIAN 31 DESEMBER 2012, 2011 DAN 2010 Disajikan dalam jutaan Rupiah, kecuali dinyatakan lain PT TOWER BERSAMA INFRASTRUCTURE Tbk AND SUBSIDIARIES NOTES TO THE CONSOLIDATED FINANCIAL STATEMENTS 31 DECEMBER 2012, 2011 AND 2010 Expressed in million Rupiah, unless otherwise stated 43. INFORMASI SEGMEN Lanjutan 43. SEGMENT INFORMATION Continued b. Segmen Sekunder Lanjutan b. Secondary Segment Continued 2 0 1 1 Jawa dan Bali Java and Bali Sumatera Sumatra Kalimantan Borneo Sulawesi Sulawesi Konsolidasian Consolidated 2 0 1 1 Pendapatan 671.422 166.231 55.421 76.952 970.026 Revenue Beban 94.508 29.249 9.011 10.494 143.262 Expense Aset segmen yang dapat dialokasi 2.394.346 747.104 262.796 416.049 3.820.295 Segment assets which can be allocated Aset segmen yang tidak dapat dialokasi 3.059.911 Segment assets which can not be allocated 6.880.206 Liabilitas segmen yang Segment liabilities which tidak dapat dialokasi 4.174.997 can not be allocated 2 0 1 0 Jawa dan Bali Java and Bali Sumatera Sumatra Kalimantan Borneo Sulawesi Sulawesi Konsolidasian Consolidated 2 0 1 0 Pendapatan 510.235 109.583 19.426 32.116 671.360 Revenue Beban 71.319 16.121 5.357 5.399 98.196 Expense Aset segmen yang dapat dialokasi 2.098.828 506.746 176.744 191.791 2.974.109 Segment assets which can be allocated Aset segmen yang tidak dapat dialokasi 2.202.333 Segment assets which can not be allocated 5.176.442 Liabilitas segmen yang Segment liabilities which tidak dapat dialokasi 2.857.915 can not be allocated 44. MANAJEMEN RISIKO KEUANGAN 44. FINANCIAL RISK MANAGEMENT Aktivitas Perusahaan dan entitas anak mengandung berbagai macam risiko-risiko keuangan: risiko pasar, risiko kredit, risiko likuiditas dan risiko operasional. Secara keseluruhan, program manajemen risiko keuangan Perusahaan dan entitas anak terfokus untuk menghadapi ketidakpastian pasar uang dan meminimalisasi potensi kerugian yang berdampak pada kinerja keuangan Perusahaan dan entitas anak. The Company’s and subsidiaries’ activities are exposed to few financial risks: market risk, credit risk, liquidity risk and operational risk. The Company’s and subsidiaries’ overall risk management program focuses to mitigate the volatility of financial markets and to minimize potential adverse effects on the Company’s and subsidiaries’ financial performance. a. Risiko pasar

a. Market risk

Perusahaan dan entitas anak menyadari adanya risiko pasar yang terjadi akibat fluktuasi mata uang Rupiah terhadap US Dolar, serta fluktuasi suku bunga pinjaman, sehingga entitas anak melakukan kontrak lindung nilai dengan tujuan melakukan aktivitas lindung nilai atas ketidakpastian fluktuasi suku bunga dan fluktuasi mata uang asing yang timbul dari arus kas pokok dan bunga pinjaman dari entitas anak. The Company and subsidiaries are aware of market risk due to foreign exchange fluctuation of Rupiah against US Dollar and interest rate fluctuation, hence, the subsidiaries have entered into hedging contracts to hedge the uncertainty of interest rate and foreign exchange fluctuations arising from the loan principal and interest payments from each subsidiaries. 174 2012 Annual Report PT Tower Bersama Infrastructure Tbk