Extended data:
Jade is a kind of substance with the most abundant "qi", which is a common understanding among the people. For thousands of years, the royal nobles not only wore Baoyu, but also ate jade chips and beads.
Wear jade clothes in your mouth to protect yourself even after death. Natural jade is known as "ten treasures and nine cracks", because most natural jade has cracks, which can absorb body fluids, and the minerals in it can nourish people's lives.
References:
Jade health Baidu encyclopedia