Introduction to the mountain gate: The mountain gate is also the Tianwang Hall, with a single eaves and five ridge tops, with a width of 5 rooms, 27 meters; and a depth of two rooms, 10 meters. Be careful to open the door. There are 6 eaves pillars at the front and rear of the mountain gate, neatly distributed; there are 6 central pillars erected vertically, for a total of 18. The inner and outer columns are the same height. They are neatly cut and beautiful in shape. It is the largest structure among the existing mountain gates in the Jin Dynasty. The plaque with the words "Mighty Virtue Protects the World" hangs on the gate of the mountain, with thick and powerful fonts. So far, Shanhua Temple has collected many cultural relics, including the Zhenhe Tieniu on the west bank of the Yuhe River outside the east gate of the original Datong City.