The Seattle Times

1 of 2
TIM O'ROURKE / The New York Times

Wednesday, August 28, 2013

China starts to rethink prefab race to build world’s tallest towers

A steel module is shown at the Broad Group in Changsha, China. Plans call for the 202-story “Sky City,” which would be the world's tallest building, to be done in four months, using factory modules of steel and concrete.