East India Trading Co.
No. 71/ B, Netaji Subhash Road, 2nd Floor, Room No. 118 Gooptu Mansion
Kolkata- 700001, West Bengal (India)
Shentracon Steel Private Limited
No. 6 - A, Kiran Sankar Roy Road
Kolkata- 700001, West Bengal (India)
Topall International
Room No. 203 A, South Block, No. 6, Waterloo Street
Kolkata- 700069, West Bengal (India)
Usha Enterprises, Kolkata
No. 4, Grant Street
Kolkata- 700013, West Bengal (India)