The traditional supervision and spot check items inspected the following items of the products according to the national standards and relevant standards such as the Limit of Formaldehyde Emission in Wood-based Panels and Their Products for Interior Decoration and Decoration Materials, Blockboard, Plywood, Decorative Veneer Veneer Veneered Wood-based Panels, Medium-Density Fiberboard, Particleboard, and Impregnated Adhesive Paper Veneered Wood-based Panels: Moisture Content; Static bending strength; Surface bonding strength; Glue strength; Formaldehyde emission; Dip peel test; Internal bonding strength; Water absorption thickness expansion rate; Screw holding force; Surface abrasion resistance; The surface is resistant to pollution and corrosion; The surface is resistant to cracking.