To perform recycle by removing the parts and the members of various apparatuses without breakage.

A resin member 1 being the outer frame of an industrial product 10 and an internal mechanism thereof are fixed in the bottom position of a product by means of a screw 2. Though when the screw 2 is removed, the resin member 1 is separated away from the internal mechanism, a fixing part displaying means 3 to display the position of the screw 2 is arranged at the side of the resin member 1 near the position of the screw 2. This constitution facilitates understanding of the position of the screw 2 hard to be visible in the arrangement state of a product, effects a rapid demolition work, and removes the resin member 1 without breakage through reliable removal of a part.