Sree Ram Tubes Company
No. 57 C, Karbala Tank Lane
Kolkata- 700006, West Bengal (India)
Nirav Trading Co.
7, Raj Mohan Street, 3rd Floor
Kolkata- 700073, West Bengal (India)
Paramhans Steels & Castings Private Limited
No. 13 - A, Government Place East, 2nd Floor
Kolkata- 700069, West Bengal (India)