* Our main materails as following:

1) 100% natural Shanxi black, polished degree above 100.

2) 100% natural Fengzhen balck, polished degree above 100.

3) 100% China black, polished degree above 100.

4) Mongolia black, polished degree above 95.

* Standard Export Packing

Inner packing: Foam box or carton

Outer packing: Wooden Crate