GreeVis specializes in manufacturing custom-made products - Wireless Nurse Call System, Queue Management System, OPD Call Bell System, Temperature Humidity Display for Nursing Homes /Clinics & Elderly Care Homes. We have the expertise to deliver the right equipment for factories such as Andon System – Wireless, Production Monitoring System – Wireless, Temperature & Humidity LED Display System, EB/DG Power Status LED Display, Biometric/RFID based EOT Crane Operating System & for the Canteen.