The present invention is a process and its product by embossing or processing the transparent soft or solid thermoplastic polyvinyl chloride(PVC) sheet, the thermoplastic polyethylene(PE) film sheet, the ethylenevinyl acetate copolymer(EVA) film sheet, and the PEVA(the mixture) film sheet; and more particularly a product by utilizing said thermoplastic material plastic sheet printed by lithographic or gravure printing; whereon a pattern arranged by a computer is printed. The plastic sheet is further embossed by a embossing machine on both front and rear sides to produce a coordinated indension so as to produce a product with a stereo flash effect.