
The B2B Quality Gate: Conducting a Remote Pre-Shipment Inspection (PSI)
Financial risk in stone importing is concentrated in the final 70% balance payment. This technical guide establishes a rigorous Pre-Shipment Inspection (PSI) protocol designed for wholesalers to verify quality at the source. It details a remote verification environment using high-definition digital audits to ensure 95% hue uniformity (same-vein quarry sourcing) and CNC diamond-blade edge precision for interlocking panels.







