It is suspected that there is a possible defect in bolt torquing, which in a rare case, may loosen in the long run. Tata Power: Resurgent Power Ventures Pte Ltd completed acquisition of South East UP Power Transmission Company (SEUPPTCL). Resurgent Power Ventures Pte Ltd is a joint venture based out of Singapore, wherein 26 percent shareholding is held by Tata Power through its wholly owned Singapore based subsidiary. ACC, Ambuja Cements: The Adani Group through its special purpose vehicle Endeavour Trade and Investment has completed the acquisition of Ambuja Cements and ACC. With this, it has become the second largest cement player in India. The transaction involved the acquisition of Holcim's stake in Ambuja and ACC along with an open offer in both entities. Indus Towers: Bimal Dayal has tendered his resignation as Managing Director and CEO of the company and as a Director from the Board.