When can Shanghai install elevators in all the old communities? Unity carries all this. Is it possible to achieve it before 2025?

This problem is exactly the same as refrigerator air conditioning entering the family, and it is an inevitable trend of social development and social progress.

Just like installing air conditioners in those years, air conditioners on the market in the 1990s were all imported. Neighborhood disputes caused by the installation of air conditioners have evolved into the need to obtain the consent of surrounding residents and pay fees to the power supply bureau to increase capacity.

What about now? Which one is not air-conditioned?

The same is true for installing elevators.

In recent years, society and science and technology have developed faster and the times are advancing.

It is expected to be realized on a large scale in 2025.