Hydrotec Solutions Private Limited
1, Graham Road, Ground Floor
Kolkata- 700040, West Bengal (India)
Porel Dass Water & Effluent Control Pvt. Ltd
24, Belilious Road, Howrah Industrial Cum Commercial Complex, 2nd Floor
Howrah- 711101, West Bengal (India)
N. D. International
107B, Block- F, New Alipore
Kolkata- 700053, West Bengal (India)