ARM reports 33pc rise in pre-tax profit

The new source of energy will complement the firm’s improved 360,000 tonne annual production

Manufacturers are however concerned of a cement glut in Tanzania which they say is threatening to reverse production as cheaper imported cement continue to flood that market.

Producers say about 560,000 tonnes of cement was imported into the east African market 2007.

Producers in Tanzania say most of the imports targeted Tanzania which has had to close two cement factories because of the glut.