H. T. Nano Concern
3, Beneras Road, Salkia
Howrah- 711106, West Bengal (India)
Crawley & Ray (founders & Engineers) Pvt. Ltd.
No. 32, Foreshore Road, P. O. B Garden
Howrah- 711103, West Bengal (India)
K. P. Mondal & Sons
Howrah Amta Road, Dasnagar
Howrah- 711105, West Bengal (India)
Blessed Flow Engineers Pvt Ltd
No. 33/1, Dinoo Lane, Kadamtala
Howrah- 711101, West Bengal (India)
Unique Valves Manufacturing Concern
No. 38, Near Abashak Club, Ichapur Road
Howrah- 711101, West Bengal (India)