Shankar Engineering Corporation
21, Parsee Church Street, Opposite 18 Ezra Street, Business Communication Centre, 1st Floor Room No. 12, Near Tea- Board Of India
Kolkata- 700001, West Bengal (India)
The Scientific Apparatus Company
No. 40 - A, Chaulpathy Road, P. O. Beleghata
Kolkata- 700010, West Bengal (India)
MKG Glass Mould & Engineering Works
No. 52, Near Bally Nimtala Bus Stop, Dingsaipara Road, Bally
Howrah- 711201, West Bengal (India)
Auro Engineering Co.
19 Kritiwasa Musker Road
Kolkata- 700067, West Bengal (India)