In the Sanxian Mountain Scenic Area in Penglai, Shandong, there is a treasure hall, which brings together stone carvings, wood carvings, lacquer carvings, jade carvings and other inherited works of art from all over the country.

As soon as I entered the door, the tree jade came into view. Tall or short, blue or white, in all shapes, some of them have evolved to be translucent, and some even have insects attached to hundreds of millions of years ago.
Introduction to Tree Jade.
According to the tour guide, this kind of tree jade is extremely valuable, and after expert identification, the above insect alone is worth 100,000 yuan.