Diamond Engineering Works
No. 12/1, Kantapukur Lane, Kadamtala, Unit-1
Howrah- 711101, West Bengal (India)
Hazra Engineers Enterprise, Howrah
No. 13/4, Natabar Pal Road
Howrah- 711101, West Bengal (India)
Star Valve Manufacturing Co.
P- 949, Shanpur, Dasnagar
Howrah- 711105, West Bengal (India)
Durga Engineering Company
ICHAPUR ROAD CANAL SIDE
Howrah- 711104, West Bengal (India)
Kamala Valves & Engineering Pvt. Ltd.
No. 41/2, Q - Road, Belgachia
Howrah- 711108, West Bengal (India)