Does Metastone need to be polished at construction site when being installed?

The products provided by Metastone are all surface polished during the production process and coated with PE layer to protect the surface. Once Metastone is permanently installed, the customer only needs to peel off the PE protective layer on the surface to use. Do not re-polishing the stone surface in any way, the product will be polished with specialized tools and glue after many years of use according to customer needs.