Repairing of four channel amplifier,repair of ip camera,repairing of digital display unit,repairing of video projection system,repair of wireless table top gooseneck microphone,change of video display panel size 40 inch,repair of video projection sys 5000 lumens,repair of aluminum tiltable mobile ladder,repair of battery charges,repair of 7 point 5 kva ups,repair of matrix digital epabx sys,repairing of eight channel line mic,repair of multimedia projector,repair of non touch professional panel,repair and maint of chrome plate steel tubular chair,repair and maint of heavy duty duplication machine,repair of ultra short throw video projection sys,repair of video conf camera,repair of multi input digital audio mixer,repair of heavy duty mfd