Optronix Instruments, Chandigarh, (Access Control/Time Attendance Systems, Alarms, Burglar/Intruder/Security, Amplifiers, Public Address, Emergency Auto Diallers, Inverters, General-Purpose, Power Supplies, Uninterruptible (UPS), Remote Survillance Systems, Safety Guards, Infra-red,Smoke Detectors, Electronic, Television Systems, Closed Circuit (CCTV) ,)