a foldable screen is disclosed , which can be used continuously over a long period without distortion , allows writing thereon , and is resistant against physical damages . the screen comprises a resin impregnated paper sheet . the screen may be made into a front screen or a rear screen . the screen may further comprise a thermoplastic resin sheet integrally provided on the resin impregnated paper sheet . the screen may be mounted over a glass pane to provide an advertising media or made into a partition screen . an information board system is also provided utilizing a glass pane type screen and a projector .