V Tech Communications
1st Floor, S. C. F. No. 57 - 58, Sector - 29, Huda Market
Faridabad- 121008, Haryana (India)
Pushpa Exports Private Limited
Block- I, No. 923, Palam Vihar
Gurgaon- 122017, Haryana (India)
Spectral Instrument System
No. 1781, Sector 4, Urban Estate
Gurgaon- 122001, Haryana (India)