High-density city hubs circling the CBD will be the answer to congested major cities according to Aedas chairman Keith Griffiths. Shown here is a hub in the Wuhan Kunlun City Master Plan, part of a larger master plan for the China Optics Valley Centr

High-density city hubs circling the CBD will be the answer to congested major cities according to Aedas chairman Keith Griffiths. Shown here is a hub in the Wuhan Kunlun City Master Plan, part of a larger master plan for the China Optics Valley Central Area.