CONSTRUCTION products supplier Hill & Smith has announced strong interim results with a 15% rise in revenue and a massive 311% increase in first half pre-tax profit.The Shirley-based company said it was delighted by the strong showing, which it said owed much to its international trading position, strong market positions and a diverse mix of products.First half revenue came in at £223.8m (2011: £195.1m) after taking account of an adverse currency translation impact of £1.4m.  Adjusting for revenue of &pou......for the full story register now for free or login below...