Gem bids for Protective Cover For Interactive Panel, 240 Protection Cover For Interactiove Panel Type-I Primary Classroom Protection Cover For Interactiove Panel Type-Ii Secondary Classroom Aluminium Frame With Golden Colour Sampen Gold Anodizing Vitreous Ceramic Steel Sheet Of 0.3 Mm Thickness Iof Board Acp Sheet Of 0.25 Mm Thickness Magnet Wheels And Bearings For Each Set Of Movable Sheets