The Qingtai Mausoleum is the joint burial tomb of the Emperor and his queen. It is located at the foot of Yongning Mountain, 15 kilometers away from Yi County. It was built in 1730 (the eight years of the Zhengzheng), covering an area of 8.47 hectares, and buried the emperor, the emperor, and the queen of Dunsu. Qingtai Mausoleum is the earliest, largest and most complete imperial mausoleum in the western Qing Dynasty. As a typical Qing-style palace-style building complex, Tailing not only pays more attention to the Chinese "feng shui" phase method with the most perfect blending landscape environment and human landscape as the basis for site selection, forming mountain-shaped rivers as the backing, case mountain, photo mountain, dragon vein and water mouth emphasized in "feng shui". The architecture and overall layout are also the most complete and clever, paying more attention to practicality; the architectural style and regulations are more exquisite and luxurious, making it more ornamental.