What is the jade craft of Hongshan culture jade?

Hongshan culture jade jade craft is a kind of craft that people gradually know and then distinguish in the process of making stone tools, and jade is much harder than ordinary stones. Making so many jade beads and jade rings in the Neolithic Age required great endurance at that time, especially the jade carving animals found in Hongshan Culture, which showed that our ancestors had mastered a set of effective jade picking techniques as early as five or six thousand years ago, which fully showed their wisdom beyond the times, which also made our ancient country known as the "Jade Country" in the world.