Minerex, (india)
No. 5, Kailash Saha Lane
Kolkata- 700007, West Bengal (India)
Dutt & Co.
11/A, B. T. Road
Kolkata- 700056, West Bengal (India)
Akshar Exim Company Private Limited
Saltee Plaza No.1, Mall Road (K. B. Sarani), Near Nager Bazar ILS Hospital 3rd Floor Soonya Sikhar Room No-6,
Kolkata- 700037, West Bengal (India)
Industrial Minerals & Chemicals
No. 570, Rabindra Sarani
Kolkata- 700003, West Bengal (India)
Modern India Con - Cast Limited
No. 6 G, Everest 46/ C, Jawaharlal Nehru Road
Kolkata- 700071, West Bengal (India)