The tombs of King Liang of the Han Dynasty, also known as the Han Tombs of Mangdang Mountain, located in the Mangdang Mountain Scenic Area in the north of Yongcheng City, Shangqiu City, Henan Province, are the tombs of Liu Wu, the king of Liang Xiao and his family in the Western Han Dynasty, including a number of tombs, with a total area of about 5.5 million square meters. The structure of the tomb group is complex, the momentum is magnificent, like a huge underground palace, and it is known as "the first mausoleum in the world's stone chamber". The main mausoleums include the Mausoleum of King Xiao of Liang, the Mausoleum of the Queen, the Mausoleum of King Gong of Liang, etc., and many rare cultural relics such as the four gods and clouds and the golden jade clothes have been unearthed, which have extremely high historical, artistic and scientific research value. The tombs of the Han Liang Kings are the key cultural relics protection units in the country, and they are also important physical materials for the study of the tombs of the princes and kings in the Western Han Dynasty.