Shift Telecom
126/2, Baghajatin Place
Kolkata- 700086, West Bengal (India)
Geetanjali Surveilliance & I. T Solution
No. 36, Mohendra Goswami Lane
Kolkata- 700006, West Bengal (India)
Venus Systems
No. 182/1, Harisava Math, Brahmapur Bansdroni, PO-Goria
Kolkata- 700084, West Bengal (India)
Visiontech
445/N, Shakuntala Park,, Sarsuna
Kolkata- 700061, West Bengal (India)
New Seema
No. 23/2, Lenin Sarani
Kolkata- 700013, West Bengal (India)
Sonodyne
98 NB, Block - E, New Alipore
Kolkata- 700053, West Bengal (India)
Allied Accoustics
No. 10/6, Biren Roy Road, East Behala Chowrastha
Kolkata- 700008, West Bengal (India)