Since the collapse of the Qing dynasty, much attention has been paid to the conservation of the property. The designated property area includes all elements embodying the values in the creativity, influence, historic evidence, and architectural exemplar, with the historical scale, architectural types, and other components, as well as the techniques and artistic achievements of Chinese palace buildings after the 15th century, particularly in the 17th to 18th century, well preserved. Various embodiments of the court culture in the Ming and Qing dynasties, and the features of the lifestyles of and the exchange and integration between the Manchu and Han peoples have been well retained. The buffer zone protects the spatial positions of the complexes in the cities and their settings.