ThepaperintroducesthepreparationoffloatingTiO2/beadsphotocalystattachedtothehollowglassmicro-beadssurfacebysol-geltechniqueusingtetrabutyltitanateasmaterialandthepreparationoffloatingCoPcS/TiO2/beadsbydip-coatigtechnique.TheoptimalfactorofdegradationofvegetableoilfloatingonwaterusingCoPcS/TiO2/beadswasstudied.Theresultshowedthattheremovalrateofvegetableoilfloatingonwatercanhighlyreach90%attheoptimalcondition(acidityorneutrality,375Wmedium-pressuremercuryvapourlamp,illumination2h~3h,1gCoPcS/TiO2/beads).ThephotocatalyticremovalefficiencycausingbyCoPcS/TiO2/beadswasincreasedrapidlybyaddingatraceamountofH2O2.