PVC foam board is a perfect substitute for wood board, it has good decorative and protective functions for PVC bathroom cabinet and PVC bathroom cabinet after painting, because of its easy construction, strong adhesion, high hardness, good sun resistance, no zigzag cracks in cutting and drilling of PVC plate after spraying, excellent performance, easy spraying, low cost, one component conforming to ROHS environmental protection, and painting of PVC bathroom cabinet and PVC bathroom cabinet surface.