Is this page only for optical parts?
No. It supports any quartz part where surface condition or edge quality matters.
This zh-cn route keeps surface-finish capability visible while final localized editorial content is still pending.
Replace with polishing workflow or inspection imagery later.
This page supports product and application pages where visible quality, surface preparation, edge treatment, or finish-related discussion matter.
This route is already prepared for later complete Chinese localization.
This zh-cn grinding-and-polishing page is a placeholder implementation aligned with the English route.