luminescent film: have ROHS and SGS report no toxic, no harm, no radioactivity green and safe product usages of luminescent film:a. easy to use: to be caved into various kinds of patterns or to be printed.b. be used to display in the dark: ship, vehicle, subway, passage, fire protectionc. to use indoor decoration or embellishmentd. to be affixed to switches, telephones, handles, electrical ...