India, Oct. 28 -- India's best solar and wind sites are far from its biggest cities, so the power has to travel long distances. For that, grid operators use high-voltage direct current lines, which lose less electricity over long routes than ordinary alternating current lines. Building them takes tall, heavy towers, careful foundations and long stringing work across several states. Only a handful of Indian contractors can handle such lines, which makes each award valuable.

The Nifty 50 was trading at 22,542.75, down 0.91%. Meanwhile, Sensex also fell 1.12% to 72,778.67 on Wednesday. Meanwhile, Shares of Jyoti Structures Ltd. were trading at Rs. 9.86, up 9.43 percent from previous close of Rs. 9.01. The stock opened at Rs. 9.28 and reach...