The rise and development of Baiji as a city is of a long history, but it was in very late days that it became a modern one, in which the GansuLianyungang Railway played a key role. Since the rise and development of a city depends mainly on vast plains and rich water resources, Baoji can develop only into a mediumsize city, not likely to turn into a metropolis, let alone a megacity.

the city of Baoji; metropolis; megacity in Guanzhong