PRODUCTION METHOD FOR MULTI-COLOR INNER PACKING MATERIAL

A manufacturing method of a multicolored interior member is provided in the present invention. Said manufacturing method comprises a base member and a surface member attached on a surface of said base member comprising; forming concave groove(s) in preset portion(s) of said base member, tucking said surface member into said concave groove(s) to form parting line, covering said surface member attached on one side from said parting line with a masking member, forming an engaging flange at the end edge of said masking member, inserting said engaging flange into the crevice of said parting line to fix said masking member, and then coating said surface member attached on the other side from said parting line with a different color from the color of the surface member attached on one side from said parting line.