ADANI ENT. & GMR INFRA 0 min read Sources say the board of Airports Authority of India (AAI) has approved the proposal for the complete exit from 4 PPP airports. The board has approved the proposal to sell the remaining stake in Hyderabad, B'luru, Delhi, Mumbai airports, says Report. You may like these posts Adani Green EnergyVodafone Idea (Vi)Godrej Properties