Why is the property right of Changchun Greenland Shanghai only fifty years?

Generally speaking, housing property rights can be roughly divided into:

1) residential land with a property right period of 70 years;

2) Comprehensive land, with a property right period of 50 years;

3) For commercial land, the term of property right is 40 years.

How long the property right of a specific community is depends on the nature of the land on the state-owned land use certificate. In addition, the term of property rights is calculated from the date when the development enterprise obtains the state-owned land use certificate, not from the date of purchase.