a sunshade production method and system for producing a sunshade for use with a sunroof of a vehicle with high efficiency and low cost . the production method includes the steps of : cutting one side of a thermoplastic resin plate to create a base member of the sunshade ; heating the base member to a predetermined temperature ; overlapping a bottom surface of the heated base member with a surface material in a manner that one end portion of the surface material is extended from an end surface of the base member , pressure - forming the base member and the surface material overlapped with one another at the same time ; wrapping the extended end portion of the surface material around the end surface of the base member ; and removing unwanted portions of the base member and the surface material to finalize the sunshade .