NEWSALERT: Surya Roshni's director resignsBS Reporter / Mumbai July 23, 2009, 11:37 ISTG S Gupta, director of Surya Roshni, a manufacturer of lighting products and components, has resigned with immediate effect.The company's share prices were trading at Rs 38.50, up 1.99 per cent on the Bombay Stock Exchange at 1128 IST.Details awaited