Eastern Tools (India)
Suite 53, 67/B, N. S. Road
Kolkata- 700001, West Bengal (India)
Gmd Enterprise
B-9, B-Wing, 3rd Floor MHADA Bulding Near Gandhi Bhavan
Kolkata- 700001, West Bengal (India)
Hindustan Engineering Company
31/2a Ram Krishna Samadhi Road
Kolkata- 700054, West Bengal (India)