The reason why the population is shrinking and the city is stable for 30 years

1. There have also been cases of shrinking cities in developed countries in Europe and America. It is worth learning that the cities with severe contraction in Europe and America are mainly large heavy industry cities. With the changes of the times and the continuous reform and progress of society, some steel, coal and manufacturing industries have formed the contraction mechanism of enterprise chains with the evolution of economic cycles.

2. Developed countries in Europe and America have long had cases of shrinking cities. It is worth learning that the cities with severe contraction in Europe and America are mainly some large heavy industrial cities. With the change of the times and the continuous reform and progress of society, some industries such as steel, coal and manufacturing have formed the contraction mechanism of enterprise chain with the evolution of economic cycle.