The invention discloses a processing method for boards with wood grain, and belongs to the field of decorative materials, solving the technical problems of existing pure wood materials, including lowstrength and proneness to damage. The processing method includes the following steps: cutting wood veneers, and shaping the boards by molds; cutting metal sheets, and shaping the metal sheets by molds; performing laser cutting on the wood veneers to form holes; gluing the boards to the metal sheets through glue; forming punching protrusions, corresponding to the holes, on the metal sheets throughextrusion by a hydraulic machine; polishing the surfaces of the punching protrusions.