Sri Lanka Telecom is 44 percent owned by Malaysia's UT group and 49.5 percent by Sri Lanka's Treasury.
Revenues in the first six months to June rose 11 percent to 27.4 billion rupees.
Operating profit after depreciation grew 15 percent to 1.5 billion rupees.Revenues of fixed line operations declined 4.8 percent to 7543 million rupees in the first six months ending June. Revenue from mobile telephone operations rose 8.0 percent to 9047 million rupees within this first six months compared to the same period a year earlier.