The prime reason for such diverse population is the industrial hub.
It is known as the industrial hub of India.
Corinth is a major industrial hub at a national level.
Today its one of the biggest industrial hub near Mumbai.
The city is also an important industrial, tourism and commercial hub for southern Malaysia.
It has transformed into a growing industrial hub for the steel market.
The main industrial hub is at the south end of the airport.
It has developed over the years into an industrial and technological hub in India.
Far from being a tribal region, it has now developed into a full blown industrial hub.
All of which was making Springfield an agricultural and industrial hub.