The Tata group has renewed efforts to gauge the mind of the caretaker government regarding its proposed $3 billion investment in Bangladesh.Manzer Hossain, resident director, Tata Group, met Communications Adviser M A Matin, and discussed the latest developments related to the Indian conglomerate's proposed investments in the country."We are yet to get any indication regarding resumption of talks on the investment proposals," Manzer was quoted as saying in the media today."The industries ministry is the proper authority to deal with such projects while the governments investment promotion agency, Board of Investment, is the custodian of the review report on the investment proposal by the Tatas," Matin said.