Mine introduction: The cliff of the mine is about 100 meters high, and the arc length of the groove is about 150 meters. There are dozens of cave entrances dug into the cliff. The inside of the cave entrances are layered on top of each other, running up and down, forming 27 tunnels. In some places, there are as many as five layers of mining tunnels. More than 10 main tunnels stretch for hundreds of meters and are connected to the stope of Pit 1 of the Guizhou Mercury Mine in New China; inside the cave are stone ladders, tunnels, grooves, markers, ore pillars and other relics left by ancient miners, which have become famous throughout the ages. witness to the history of mining.