What are the common types of roofs of ancient buildings in China?

The common roof types of ancient buildings in China are 1. Double-eaved roof: Double-eaved roof is the highest grade of all roofs in Qing Dynasty. Ding Dian, also known as Four Adings, has five ridges and four slopes.

2. Rest on the top of the mountain: The rest on the top of the mountain is also called Jiuji Hall. Besides the main ridge and vertical ridge, there are four ridges. The front and rear slopes of the main ridge are integral slopes.

3. Ding Dian has five ridges and four slopes, with "four outlets", consisting of one main ridge and four vertical ridges, so it is also called Wuling Hall.

4. Xieding Mountain, built at the ends of Jiujidian Hall, Caodian Hall or Xiamen in the Song Dynasty, was renamed Jiujiding in the Qing Dynasty.