At the top of the Temple of Heaven, the Wuji Xuanqiongmen in Ming Dynasty is a key cultural relic protection unit in Henan Province, which was built by Yu Ci in Wanan, Luoyang in the 20th year of Wanli in Ming Dynasty (1592). Three rooms (9.70 meters) wide and 2.58 meters deep. The main entrance is 7.20 meters high and is a nine-ridge archway masonry structure. On the front of the coupon door, there is a inscription on the forehead "Infinite Xuan Dome Gate", and on the back of the coupon door, there is a inscription on the forehead "The Shadow of Heaven is Zhu-shaped". The east and west wing doors are 5.10 meters high and are of five-ridge archway masonry structure. On the forehead of the East Gate, the book "Blessed Area" was written, and on the forehead of the West Gate, the book "Spiritual Realm" was written with bold and free handwriting. Brick carving, three steps on the bucket and dragon and phoenix, is exquisite in technology. The whole building is simple and solemn, facing a hundred feet of suspension, and has the artistic conception of "staying by suspension".