The Pictures of the Mine of Excavate Zisha ore and How Process it become Zisha clay

Picture 1:The Strip mine that special Zisha ore is excavated where is in   the  remote mountains in Yixing

Picture 2:The Mine of excavate Zisha ore for 200 meters deeping.

Picture 3: The workers are excavate Zisha ore.

Picture 4:The  Zisha ore that was excavated.

Picture 5:Zisha ore is processed become Zisha clay of squareness in    the factory