Castro Engineering Pvt. Ltd.
W Road, Shanpur(Shibtala) , Dasnagar
Howrah- 711105, West Bengal (India)
Shah Engineering Stores Corpn.
67B, Netaji Subhas Road, 2nd Floor, Room No. 60 & 14
Kolkata- 700001, West Bengal (India)
India Trade Center
No. 220- A, Naskarpara Road, Ghusuri, P. S. Malipanchghara
Howrah- 711107, West Bengal (India)
Pradip & Co.
No. 155, Lenin Sarani Nigam Center, 4th Floor, Room No. 414 C
Kolkata- 700013, West Bengal (India)