Toshniwal Enterprises & Controls Private Limited
No. 31, Ganesh Chandra Avenue, 4th Floor
Kolkata- 700013, West Bengal (India)
Poly Products Enterprise
No. 209, A. J. C. Bose Road
Kolkata- 700017, West Bengal (India)
Amalgamated Biotech
No. 6, Muralidhar Sen Lane
Kolkata- 700073, West Bengal (India)