Egypt’s Sinai Cement reported a 127 per cent increase in its 2004 net profit to 80.71 million Egyptian pounds ($13.92m), the stock market said in a statement received on Sunday.  The cement firm made 35.57 million pounds in net profit in 2003, the stock market announced in a statement, giving no further details.  Egypt’s cement firms have posted favourable results recently on the back of strong local demand.