Tender For providing of annual maintenance service - desktops, laptops and peripherals - desktop pc; hp,annual maintenance service - desktops, laptops and peripherals - desktop pc; acer,annual maintenance service - desktops, laptops and peripherals - desktop pc; dell,annual maintenance service - desktops, laptops and peripherals - desktop pc; iball,annual maintenance service - desktops, laptops and peripherals - desktop pc; lenovo,annual maintenance service - desktops, laptops and peripherals - printer; hp,annual maintenance service - desktops, laptops and peripherals - printer; canon,annual maintenance service - desktops, laptops and peripherals - printer; brother,annual maintenance service - desktops, laptops and peripherals - scanner; hp,annual maintenance service - desktops, laptops and peripherals - scanner; canon,annual maintenance service - desktops, laptops and peripherals - laptop; as per tender document