Additional 205 homes planned for the former MG Rover site
Company plans new homes, workspace, R&D and industrial developments
Next phase of redevelopment will focus on the international headquarters and conference centre
Solar panels, heat pumps and batteries will also make the 350 homes largely self-powering
The regeneration of the birthplace of the Mini will feature 700 homes and 10 acres of green space
Scheme is part of wider £1bn regeneration of Longbridge