The ancients were superstitious and believed that death was life, and they would live in another world after death, so the wind of reburial prevailed. In ancient tombs, princes and princes were mostly buried, so there were many jewels buried with them. There is a saying that "born in Suzhou and Hangzhou, buried in Beimang". Mangshan Mountain in Luoyang is a treasure trove of geomantic omen, where many celebrities have been buried throughout the ages. Where there are graves, there are thieves. That's why Luoyang shovel used for grave robbery is so popular.