Providing Of Annual Maintenance Service - Desktops, Laptops And Peripherals - Multifunction Printer (monochrome , Laser , Composite Cartridge, Mid Range); Canon,annual Maintenance Service - Desktops, Laptops And Peripherals - Printer (monochrome , Laser , Composite Cartridge ); Samsung,annual Maintenance Service - Desktops, Laptops And Peripherals - Multifunction Printer ( Colour , Laser , Separate Drum & Tonner, High Range); Riso,annual Maintenance Service - Desktops, Laptops And Peripherals - Multifunction Printer (monochrome , Laser , Composite Cartridge, Mid Range); Samsung,annual Maintenance Service - Desktops, Laptops And Peripherals - Multifunction Printer ( Monochrome , Laser , Separate Drum & Tonner, High Range); Canon