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Hero MotoCorp, India's largest motorcycle maker, also said it was confident of growing sales despite concerns over rising inflation and fuel costs in Asia's third-largest economy.
At 9:17 a.m. (0347 GMT), the 30-share BSE index was up 0.91 percent at 16901.12 points, with 28 of its components advancing.
The broader 50-share NSE index was up 0.79 percent at 5,077.15 points.