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TRADE AND OTHER PAYABLES - Breakdown of trade payables (Details) - IDR (Rp)
Rp in Billions
Dec. 31, 2019
Dec. 31, 2018
Related parties    
Radio frequency usage charges, concession fees and Universal Service Obligation (“USO”) charges Rp 1,374 Rp 1,471
Purchases of equipments, materials and services 732 829
Payables to other telecommunication providers 136 189
Sub-total 2,242 2,489
Third parties    
Purchases of equipments, materials and services 10,563 10,849
Payables to other telecommunication providers 1,070 1,428
Sub-total 11,633 12,277
Total Rp 13,875 Rp 14,766