PT Telekomunikasi Indonesia (TLKM) Tbk, the largest telco operator, booked net profit of Rp7.45 trillion in the first half of 2015, inched up 2.2% from the corresponding period of 2014 due to weaker margins in the second quarter. Lower equity, however, lifted its annualised return on equity (ROE) to 18%.To subscribe please click here