Zenith Enterprises
No. 40, Strand Road, Ground Floor, Suite- 37, 41 & 42
Kolkata- 700001, West Bengal (India)
Shivam Engineering Works
SF- 268, Muthandipalayam Preview, P. O. Kardivavi, District Tripur FLATE NO-101, 405 G, T ROAD ( SOUTH) HORAH-711103
Kolkata- 711103, West Bengal (India)
Jaibharat Mineral & Chemical Industries
No. 3, Bentinck Street, 3rd Floor
Kolkata- 700001, West Bengal (India)
Modern Instrument
No. 251/A/52, N.S.C Bose Road, Naktola
Kolkata- 700047, West Bengal (India)