Tombstones and tombs are the dwelling places for the dead. Like the Yangzhai, if it is damaged, flooded, damp, hot, dented or invaded by foreign objects, the living of the dead will be uneasy, which will have a negative impact on the descendants of Yangshi. It is very important to keep the tombstones and tombs intact and quiet, which is why Chinese people go to the ancestors’ graves to worship and sweep the tombs every Qingming Festival. Marble accounts for 17 percent. Due to the above characteristics, Shanxiblack tombstoneThe market is getting wider and wider. It is not only sold well in China, but also favored by international architects!!