Introduction to the Zhutan Tomb: This mausoleum, which is a huge project, was built on the mountain by cutting stones and then building it with bricks, using about 200,000 cubic meters of earth and stone. According to expert estimates, based on the conditions at the time, it would take two to three years to complete the project with a labor force of 200. The tomb passage faces south, is wide at the outside and narrows inward. It is high on the outside and low on the inside. The inside entrance is 3.9 meters wide and 1.5 meters away from the King Kong Wall in the north. There are three retaining walls built in the tomb passage, which are made of lime, glutinous rice juice and bean juice. The third wall is also called the door sealing wall. It is 8.86 meters high and 1.6 meters thick at the top. It gradually widens downwards to form a wall shape, with the wall base facing towards Extending into the tomb passage. The wall was built with large bricks and sealed tightly, and traces can still be seen today.