Nanda Manufacturing Co.
1/2, Chanditala Branch Road, Near Behala Chandi Mandir
Kolkata- 700053, West Bengal (India)
RaRiA Scientific Instrument Company
No. 114- B, C. R. Avenue Near Calcutta Medical College
Kolkata- 700073, West Bengal (India)
Atlas Industrial Stores
89, Netaji Subhas Road 1st Floor
Kolkata- 700001, West Bengal (India)
Fairdeal Corporation
135-A, B. R. B. Basu Road, Shop No. 9
Kolkata- 700001, West Bengal (India)