J. K. Enterprise
Shyampur, B. B. T Road
Kolkata- 700137, West Bengal (India)
S.N. Das Engineering Company Privatre Limited
No. 1, Sitalamata Lane, Noapara
Kolkata- 700090, West Bengal (India)
Durga Metal
No. 58 - A, N. S. Road
Kolkata- 700001, West Bengal (India)