Birla Surya To Invest Rs 5400 Cr For Silicon Wafers Unit
June 24, 2011 13:36 ISTMumbai, Jun 24 : Birla Surya Ltd, a part of Yash Birla Group (YBG), on Thursday announced that the company will invest $ 1.2 billion (about Rs 5,400 crore) over the next five years to