The old houses of the Qing Dynasty now belong to the ancient buildings, to be nationalized, under the protection of the relevant departments

Provided for all types of land concessions of the maximum period of time are, respectively, residential use of the land for 70 years; as an industrial use of land for 50 years; as an educational, scientific and technological, cultural, health, sports use of the land for 50 years; but the commercial, tourism, entertainment land is 40 years; comprehensive as well as other land is also 50 years; the land is also the land for 40 years; but commercial, tourism and entertainment land is 40 years; comprehensive as well as other land is also the land. The land for commercial, tourism, entertainment is 40 years; comprehensive as well as other land is also 50 years.