Chief Minister Mohsin Naqvi. — APP/File LAHORE: Chief Minister Mohsin Naqvi laid the foundation stone of one of the biggest biogas plants of Pakistan at an official level here Wednesday.Mohsin Naqvi launched the construction work of 6,000 cubic meter bio gas plant at Gujjar Colony Rakh Chand Rai Lahore. He inspected the project and directed to complete the construction work before stipulated time.Mohsin Naqvi apprised that the plant would cost Rs350 million, Rs80 million revenue would be...