(Photo source: NDTV Profit) The Aditya Birla Group has entered an exclusivity period to acquire Sprng Energy, Shell's renewable energy platform in India, according to people familiar with the matter. The conglomerate has emerged as the front runner for the transaction after offering around $1.7 billion for the business, the people said. As part of the process, the Aditya Birla Group will conduct due diligence over the next three to four weeks before deciding on a final agreement.