Mercury Enterprises
No. 38, Ground Floor, Strand Road, G. P. O.
Kolkata- 700001, West Bengal (India)
Mining & Mechanical Tools Co.
47/1, Deshpran Sasmal Road, Near Kadamtalla Power House, Beside State Bank
Howrah- 711101, West Bengal (India)
Venkatesh Commerce Private Limited
No. 6, Garstin Place, 5th Floor
Kolkata- 700001, West Bengal (India)