Egypt's El Sewedy Electric, the Arab world's biggest listed cable maker, posted a 34 per cent drop in first-half net profit, according to figures published by the Egyptian stock exchange on Tuesday. Net profit was LE352.3 million, down from LE536.1 million pounds in the first half of 2010, the bourse said. Revenues were LE7.48 billion, up from LE5.98 billion a year earlier. Second-quarter net profit was LE169.5 million, down from LE270.1 million a year earlier. Sewedy, which has production plants in Egypt and 10 other countries, also makes windfarm equipment.